____ aid in the coordination of the activities of adjacent animal cells.

____ aid in the coordination of the activities of adjacent animal cells. A) Plasmodesmata B) Desmosomes C) Tight junctions D) Keratin fibers E) Gap...

The primary role of _____ is to bind animal cells together.

The primary role of _____ is to bind animal cells together. A) tight junctions B) the cytoskeleton C) plasmodesmata D) gap (communicating) junctions E)...

Which of these cell junctions form a barrier to the passage of materials?

Which of these cell junctions form a barrier to the passage of materials? A) desmosomes (anchoring junctions) B) gap (communicating) junctions C) plasmodesmata D)...

Which structure is not part of the endomembrane system?

Which structure is not part of the endomembrane system? A) plasma membrane B) chloroplast C) Golgi apparatus D) nuclear envelope E) ER Answer:&n...

Which of these organelles produces H2O2 as a by-product?

Which of these organelles produces H2O2 as a by-product? A) peroxisome B) centrioles C) nucleus D) flagellum E) mitochondrion Answer: A) Peroxisomes...

____ is/are identical in structure to centrioles.

____ is/are identical in structure to centrioles. A) Mitochondria B) Nuclear envelopes C) Basal bodies D) Microfilaments E) Chromatin Answer: C)...

Which of these are hollow rods that shape and support the cell?

Which of these are hollow rods that shape and support the cell? A) microtubules B) microfilaments C) plasma membrane D) peroxisomes E) chloroplasts Answer: A)...

Where is calcium stored?

Where is calcium stored? A) smooth endoplasmic reticulum B) rough endoplasmic reticulum C) microtubules D) centrioles E) mitochondria Answer: A)...

The _____ is a selective barrier, regulating the passage of material into and out of the cell.

The _____ is a selective barrier, regulating the passage of material into and out of the cell. A) plasma membrane B) nuclear envelope C) lysosome D)...

Which of these manufactures cellular membranes by adding membrane proteins and phospholipids to its own membrane?

Which of these manufactures cellular membranes by adding membrane proteins and phospholipids to its own membrane? A) nucleolus B) lysosomes C) Golgi...

____ are the sites of protein synthesis.

____ are the sites of protein synthesis. A) Microfilaments B) Peroxisomes C) Mitochondria D) Golgi apparatuses E) Ribosomes Answer: E) Ribosomes...

Ribosomal subunits are manufactured by the _____.

Ribosomal subunits are manufactured by the _____. A) peroxisome B) lysosome C) smooth endoplasmic reticulum D) nucleolus E) rough endoplasmic reticulum Answer: D)...

The _____ is composed of DNA and protein.

The _____ is composed of DNA and protein. A) ribosome B) flagellum C) centriole D) mitochondrion E) chromatin Answer: E) Chromatin is composed...

Which of these organelles carries out cellular respiration?

Which of these organelles carries out cellular respiration? A) chromatin B) mitochondrion C) smooth endoplasmic reticulum D) nucleolus E) ribosomes Answer: B)...

What is the most likely pathway taken by a newly synthesized protein that will be secreted by a cell?

What is the most likely pathway taken by a newly synthesized protein that will be secreted by a cell? A) ER →Golgi →vesicles that fuse with plasma...

Which cell would be best for studying lysosomes?

Which cell would be best for studying lysosomes? A) muscle cell B) nerve cell C) bacterial cell D) leaf cell of a plant E) phagocytic white blood ...

Which of the following are common traits of chloroplasts and mitochondria?

Which of the following are common traits of chloroplasts and mitochondria? A) Both are found in plant and animal cells. B) Both are surrounded by a...

Which one of the following statements about the endomembrane system is correct?

Which one of the following statements about the endomembrane system is correct? A) Most of the phospholipids of the endomembrane system are synthesized...

Which of the following correctly matches an organelle with its function?

Which of the following correctly matches an organelle with its function? A) nucleus ... cellular respiration B) mitochondrion ... photosynthesis C)...

Nucleoplasmin is a nuclear protein. This protein was divided into two segments and linked to the same large cytoplasmic protein, generating two fusion proteins. After injecting these fusion proteins into a cell, one of the proteins was found in the nucleus and the other in the cytoplasm. Which of the following conclusions can be drawn from these results?

Nucleoplasmin is a nuclear protein. This protein was divided into two segments and linked to the same large cytoplasmic protein, generating two fusion...

In experiments to test whether a protein can enter the nucleus, why would proteins be labeled with fluorescent molecules?

In experiments to test whether a protein can enter the nucleus, why would proteins be labeled with fluorescent molecules? A) To target the proteins...

A small protein (molecular weight = 25,000 daltons) is injected into a cell and observed in the nucleus a short time later. What type of transport has taken place?

A small protein (molecular weight = 25,000 daltons) is injected into a cell and observed in the nucleus a short time later. What type of transport has...

True or false? Large proteins containing a nuclear localization signal (NLS) bind to the nuclear pore and enter the nucleus without any expenditure of energy.

True or false? Large proteins containing a nuclear localization signal (NLS) bind to the nuclear pore and enter the nucleus without any expenditure...

Which of the following statements about the nuclear envelope is false?

Which of the following statements about the nuclear envelope is false? A) Nuclear pores are made up of a group of proteins that are collectively...

Which molecules do not normally cross the nuclear membrane?

Which molecules do not normally cross the nuclear membrane? A) DNA B) Proteins C) mRNA D) Nucleotide triphosphates Answer: A) All processes...

What is the largest pool of carbon on the planet?

What is the largest pool of carbon on the planet? A - Atmospheric carbon dioxide B - Sediments in the deep ocean C - Carbon dioxide dissolved in the...

Which of the following is the best explanation for why we study the carbon cycle on a global scale and not as much in specific local ecosystems?

Which of the following is the best explanation for why we study the carbon cycle on a global scale and not as much in specific local ecosystems? A...

Which of the following is not a way in which carbon can exit living plant material in the carbon cycle?

Which of the following is not a way in which carbon can exit living plant material in the carbon cycle? A - Cellular respiration B - Wildfires C -...

Which of the following processes takes carbon out of the short-term carbon cycle?

Which of the following processes takes carbon out of the short-term carbon cycle? A - Decomposition of dead organic matter B - Formation of calcium...

What is the primary source of carbon that can be used by plants?

What is the primary source of carbon that can be used by plants? A - Carbon dioxide in the atmosphere B - Dead organic material C - Calcium carbonate D...

Identify the conversion which represents nitrification.

Identify the conversion which represents nitrification. A - Nitrite to nitrate to nitrogen to ammonia B - Nitrate to nitrite to ammonia to nitrogen C...

Identify the statement that is NOT true about acid rain.

Identify the statement that is NOT true about acid rain. A - Acid rain can lead to deforestation B - Acid rain cause eutrophication of ponds and lakes C...

How is it possible to include that eutrophication of bodies of water has occurred?

How is it possible to include that eutrophication of bodies of water has occurred? A - By testing for levels of acidity in water B - By having a vibrant,...

When burned, which fossil fuel will release the greatest amount of pollution into the air?

When burned, which fossil fuel will release the greatest amount of pollution into the air? A - Coal B - Wood C - Petroleum D - Natural gas Answer: A...

Which of the following is NOT a source of nitrogen that is available to plants?

Which of the following is NOT a source of nitrogen that is available to plants? A - Decaying plant matter B - Animal waste products C - Synthetic...

Within the biogeochemical cycle, where do consumers get most of their elements from, not including oxygen and hydrogen?

Within the biogeochemical cycle, where do consumers get most of their elements from, not including oxygen and hydrogen? A - Other organisms B - The...

Put the following elements in order of abundance by weight in living organisms, starting with the most abundant, and ending with the least abundant: iron, copper, phosphorus, oxygen, and hydrogen.

Put the following elements in order of abundance by weight in living organisms, starting with the most abundant, and ending with the least abundant:...

Which of the following is not a component of the phosphorous cycle

Which of the following is not a component of the phosphorous cycle A - Phosphate is absorbed from the soil by plants B - Phosphate is incorporated...

What is biogeochemical cycling?

What is biogeochemical cycling? A - How an element cycles through organisms and the environment B - The reproductive life cycle of plants that grow...

What is a modern human intervention in the phosphorous cycle?

What is a modern human intervention in the phosphorous cycle? A - Replacing phosphate with magnesium B - Planting crops that release a lot of phosphate C...

Cloud formation is an example of condensation because.

Cloud formation is an example of condensation because. A - Liquid water falls as rain, sleet, snow, or ice B - Water is absorbed into the ground C...

Transpiration is the process that occurs when.

Transpiration is the process that occurs when. A - Water vapor is converted to a liquid state B - Water is absorbed into the ground C - Plants lose...

What are the three main parts of the water cycle?

What are the three main parts of the water cycle? A - Evaporation, condensation, and precipitation B - Absorption, infiltration, and transpiration C...

Steam is an example of which part of the water cycle?

Steam is an example of which part of the water cycle? A - Ground absorption B - Condensation C - Precipitation D - Evaporation D - Evaporation Answer: EVAPORATION...

How much "new" water is made through the processes of the water cycle?

How much "new" water is made through the processes of the water cycle? A - About 25% B - About 50% C - A small amount, 3-4% D - None; all water is...

Consider the cross AaBbCcddEe X AABBccDDEe. If these 5 allele pairs all assort independently, then the probability that any individual offspring will have the genotype AABBccDdEe is 1 out of

Consider the cross AaBbCcddEe X AABBccDDEe. If these 5 allele pairs all assort independently, then the probability that any individual offspring will...

Three babies were recently mixed up in a hospital. Based on the data in the table above, the couple with blood types B and O are the actual parents of the child with blood type

Parent Blood Types A and B A and A B and O Child Blood Type O B AB Three babies were recently mixed up in a hospital. Based on the data in the table...

A woman with blood type O has a child with blood type O. She claims that a man named Ralph is the child's father. Her claim would be proven false if Ralph has blood type: Check all that apply.

A woman with blood type O has a child with blood type O. She claims that a man named Ralph is the child's father. Her claim would be proven false if...

If two people who both have blood type AB get married, what is the probability that their second child will have blood type A?

If two people who both have blood type AB get married, what is the probability that their second child will have blood type A?  ( Express the...

In rabbits there is a dominant gene "T" for long ears and its recessive allele "t" for short ears. At another gene locus, there are alleles "B" for black coat and "W" for white coat. Neither allele is dominant and BW produces a gray coat. These two allele pairs assort independently. If a gray rabbit that is heterozygous at the gene locus controlling ear length is mated with a white rabbit that is also heterozygous at the gene locus controlling ear length, what proportion of the long-eared offspring will be homozygous for that trait?

In rabbits there is a dominant gene "T" for long ears and its recessive allele "t" for short ears. At another gene locus, there are alleles "B" for...

In rabbits, there is a dominant gene "T" for long ears and its recessive allele "t" for short ears. At another gene locus, there are alleles "B" for black coat and "W" for white coat. Neither allele is dominant and BW produces a gray coat. These two allele pairs assort independently. If a gray rabbit that is heterozygous at the gene locus controlling ear length is mated with a white rabbit that is also heterozygous at the gene locus controlling ear length, what is the probability that their first offspring will be gray with long ears?

In rabbits, there is a dominant gene "T" for long ears and its recessive allele "t" for short ears. At another gene locus, there are alleles "B" for...

In watermelons, the gene for green color is dominant over its allele for striped color. At another gene locus, the gene for short shape is dominant over its allele for long shape. These two allele pairs assort independently. If a plant with long, striped fruit is crossed with a plant that is heterozygous for both of these traits, what percentage of the offspring do you expect will be short and green?

In watermelons, the gene for green color is dominant over its allele for striped color. At another gene locus, the gene for short shape is dominant...

In humans, sickle-cell disease is caused by a single defective allele. If 2 people without sickle-cell disease have a daughter who has this disease, what is the probability that their next child will be a boy with sickle-cell disease?

In humans, sickle-cell disease is caused by a single defective allele. If 2 people without sickle-cell disease have a daughter who has this disease,...

In mice, the allele for black fur is dominant to the allele for brown fur. If a male heterozygous black mouse is crossed with a female brown mouse, what percentage of the F1 offspring do you predict will be homozygous?

In mice, the allele for black fur is dominant to the allele for brown fur. If a male heterozygous black mouse is crossed with a female brown mouse,...

If you are tossing a six-sided die, what is the probability of getting either a 1 or a 2 on your first toss AND your second toss?

If you are tossing a six-sided die, what is the probability of getting either a 1 or a 2 on your first toss AND your second toss? A. 1/18 B. 1/9 C....

You toss a coin twice. Because the outcome of the first toss does not affect the outcome of the second toss, these 2 events are called

You toss a coin twice. Because the outcome of the first toss does not affect the outcome of the second toss, these 2 events are called A. mutually...

Pedigrees are useful to geneticists because they can help determine: Check all that apply.

Pedigrees are useful to geneticists because they can help determine: Check all that apply. __X__ the mode of inheritance for a particular trait. __X__...

A scientist has a pea plant that produces yellow-seeds. Since yellow is dominant to green, she wants to determine if the plant is homozygous or heterozygous. In order to be certain that she will get conclusive results from a single cross, she could cross it with: Check all that apply.

A scientist has a pea plant that produces yellow-seeds. Since yellow is dominant to green, she wants to determine if the plant is homozygous or heterozygous....

Before Mendel's experiments with pea plants, which ideas formed the basis for most thinking about heredity? Check all that apply.

Before Mendel's experiments with pea plants, which ideas formed the basis for most thinking about heredity? Check all that apply. _____ species gradually...

Mendel performed reciprocal crosses in which he used pollen from a white-flowered plant to fertilize a purple-flowered plant and pollen from a purple-flowered plant to fertilize a white-flowered plant. What did these reciprocal crosses demonstrate?

Mendel performed reciprocal crosses in which he used pollen from a white-flowered plant to fertilize a purple-flowered plant and pollen from a purple-flowered...

Achondroplasia is a common form of dwarfism caused by an autosomal dominant mutation in the fibroblast growth factor receptor 3 (FGFR3) gene. Two copies of the mutant gene are invariably fatal before or shortly after birth. If a person with achondroplasia marries a person of normal height, what is the probability that both their first child and second child will have achondroplasia?

Achondroplasia is a common form of dwarfism caused by an autosomal dominant mutation in the fibroblast growth factor receptor 3 (FGFR3) gene. Two copies...

As a genetic counselor, you are constructing a human pedigree for a particular disease. You note that every generation shows the trait, suggesting that the trait is

As a genetic counselor, you are constructing a human pedigree for a particular disease. You note that every generation shows the trait, suggesting that...

A Punnett square is generally used to

A Punnett square is generally used to A. determine the genotype of each parent from its phenotype. B. determine the phenotype of each parent from...

Let R = red pigment and r = no pigment. In carnations, RR offspring make a lot of red pigment, rr offspring make no pigment and Rr offspring make a small amount of red pigment, thus appearing pink. Pink carnations are therefore an example of

Let R = red pigment and r = no pigment. In carnations, RR offspring make a lot of red pigment, rr offspring make no pigment and Rr offspring make a...

Let Y = yellow and y = green, and R = round and r = wrinkled. You cross YYRR peas with yyrr peas. All of the F1 individuals are yellow and round with a genotype of YyRr. You then perform an F2 cross and get the expected 9:3:3:1 phenotypic ratio. What proportion of the F2 plants are expected to be heterozygous for both traits?

Let Y = yellow and y = green, and R = round and r = wrinkled. You cross YYRR peas with yyrr peas. All of the F1 individuals are yellow and round with...

If you crossed flies heterozygous for the Cy allele, what phenotypes would you find in the adult F1 generation?

If you crossed flies heterozygous for the Cy allele, what phenotypes would you find in the adult F1 generation? A. both wild type and curly wings B....

In white tigers, the absence of fur pigmentation is caused by a recessive allele. This allele also causes the tigers to be cross-eyed. If two tigers heterozygous for this allele mate, what do you expect to see among the offspring?

In white tigers, the absence of fur pigmentation is caused by a recessive allele. This allele also causes the tigers to be cross-eyed. If two tigers...

The genotypic ratio produced in the F2 generation is most likely

The genotypic ratio produced in the F2 generation is most likely A. 3:1. B. 1:2:1. C. 2:1 D. 9:3:3:1 E. 1:1 Answer: ...

The most likely explanation for this inheritance pattern is that the secretor trait is

The most likely explanation for this inheritance pattern is that the secretor trait is A. polygenic. B. recessive. C. dominant. D. co-dominant. ...

A male fruit fly has the genotype PpYYrrTt. In terms of these 4 allele pairs, how many different types of gametes can he form?

A male fruit fly has the genotype PpYYrrTt. In terms of these 4 allele pairs, how many different types of gametes can he form? A. 2 B. 4 C. 8 D. ...

A diploid individual carrying two different alleles at a given gene locus is called

A diploid individual carrying two different alleles at a given gene locus is called A. homologous. B. heterozygous. C. homozygous. D. polygenic. ...

The observable expression of the genes present is called

The observable expression of the genes present is called A. genotype B. karyotype C. epistasis D. phenotype Answer: ...

The ______ of an organism refers to the alleles that are present.

The ______ of an organism refers to the alleles that are present. A. genotype B. karyotype C. pedigree D. phenotype E. pleiotropy Answer: ...

A diploid individual carrying two identical alleles at a given gene locus is called

A diploid individual carrying two identical alleles at a given gene locus is called a. homologous b. heterozygous c. homozygous d. dihybrid Answer: c....

A person who has lost a large amount of blood but is still alive is found in a wrecked automobile under a highway bridge. Several people are helping the paramedics load the victim into the ambulance. After the ambulance has departed for the hospital, you overhear the following conversation from the persons who helped the paramedics. " I am certain when that guys gets to the hospital, they will transfuse him with any blood that they have in the blood bank since he has lost so much blood" the other person says " Yeah i bet you're right"! having has a biology course, you know which blood could be safely given to anyone. Select it below

A person who has lost a large amount of blood but is still alive is found in a wrecked automobile under a highway bridge. Several people are helping...

Irene knows her body type is A, but William does not know his blood type. However, William knows that his mother and father both had blood type B. Irene and William's first child is a boy with type O blood. Based on this info, William's blood type could be

Irene knows her body type is A, but William does not know his blood type. However, William knows that his mother and father both had blood type B. Irene...

An extensive study was conducted on identical twins who were seperated at birth. Among other things, the study showed that the individual from each pair who received better nutrition during childhood tended to score higher on standardized intelligence tests. this can best be described as an example of how

An extensive study was conducted on identical twins who were seperated at birth. Among other things, the study showed that the individual from each...

Height is a trait that shows continuous variation in humans. In pea plants, onn the other hand, the tall allele is dominant over the short allele and there are no intermediate heights. What is the best explanation for this difference

Height is a trait that shows continuous variation in humans. In pea plants, onn the other hand, the tall allele is dominant over the short allele and...

Sometimes when Mendel crossed two purple-flowered pea plant with each other, he obtained a phenotypic ratio of 3:1 (purple-flowered pea plants to white-flowered pea plants). These results are consistent with which of the following sets of parents

Sometimes when Mendel crossed two purple-flowered pea plant with each other, he obtained a phenotypic ratio of 3:1 (purple-flowered pea plants to white-flowered...

When Mendel crossed purple-flowered pea plants with white flowered pea plants, he never got offspring with flowers that had an intermediate color. This was counter to the theory of

When Mendel crossed purple-flowered pea plants with white flowered pea plants, he never got offspring with flowers that had an intermediate color. This...

ABO blood group determination is an example of

ABO blood group determination is an example of a. epistasis b. incomplete dominance c. polygenic inheritance d. multiple alleles e. pleiotropy Answer: d....

If an individual allele has more than one effect on phenotype, this is called

If an individual allele has more than one effect on phenotype, this is called a. pleiotropy b. epistasis c. blending inheritance d. multiple alleles e....

Sometimes, one gene pair will interfere with the expression of a second gene pair in an interaction called

Sometimes, one gene pair will interfere with the expression of a second gene pair in an interaction called a. incomplete dominance b. codominance c....

If a single gene has 3 or more alternative forms, this is called

If a single gene has 3 or more alternative forms, this is called a. pleiotropy b. multiple alleles c. epistasis d. blending inheritance e. codominance Answer: b....

The independent assortment of allele pairs is due to

The independent assortment of allele pairs is due to a. the independent segregation of homologous chromosome pairs during anaphase II b. the random...

Mendel's principle of independent assortment states that different pairs of

Mendel's principle of independent assortment states that different pairs of a. non homologous chromosomes segregate independently of each other b....

Let P=purple flowers and p=white, and T=tall plants and t=dwarf. Of the 16 possible gamete combinations in the dihybrid cross between 2 double heterozygotes, how many would produce the phenotype white, tall?

Let P=purple flowers and p=white, and T=tall plants and t=dwarf. Of the 16 possible gamete combinations in the dihybrid cross between 2 double heterozygotes,...

Let P=purple flowers and p=white, and T=tall plants and t=dwarf. What are the genotypes of the gametes that could be produced by a plant that is heterozygous for both traits

Let P=purple flowers and p=white, and T=tall plants and t=dwarf. What are the genotypes of the gametes that could be produced by a plant that is heterozygous...

Let P=purple flowers and p=white, and T=tall plants and t=dwarf. If the upper case letters represent the dominant alleles, what is the phenotype of a plant with the genotype PpTt?

Let P=purple flowers and p=white, and T=tall plants and t=dwarf. If the upper case letters represent the dominant alleles, what is the phenotype of...

A cross where we follow the inheritance of 2 pairs of alleles is called

A cross where we follow the inheritance of 2 pairs of alleles is called a. homozygous b. monohydrid c. dihydrid d. heterozygous e. diallelic Answer: c....

Based on his monohydrid crosses, Mendel's proposed which of the following

Based on his monohydrid crosses, Mendel's proposed which of the following a. alternative forms of a trait are encoded by alternative alleles b. the...

What type of cross is used to determine if an individual with the dominant form of a trait is homozygous or heterozygous

What type of cross is used to determine if an individual with the dominant form of a trait is homozygous or heterozygous a. double cross b. dihybrid...

The observable outward manifestation of the genes of an individual is referred to as its

The observable outward manifestation of the genes of an individual is referred to as its a. blueprint b. genotype c. phenotype d. genetic map e. pedigree Answer: c....

The allelic make up of a cell or individual is referred to as

The allelic make up of a cell or individual is referred to as a. blueprint b. genotype c. phenotype d. pedigree Answer: b. genoty...

An allele that is present but unexpressed is

An allele that is present but unexpressed is a. codominant b. dominant c. pleiotropic d. epistatic e. recessive Answer: e. recessi...

In a heterozygous individual, the allele being expressed is

In a heterozygous individual, the allele being expressed is a. recessive b. codominant c. pleiotropic d. dominant e. epistatic Answer: d. ...

If fertilization involves two gametes that contain different alleles of a given gene, the resulting offspring is

If fertilization involves two gametes that contain different alleles of a given gene, the resulting offspring is a. dihybrid b. haploid c. heterozygous d....

Individual that have 2 alleles for most gene loci are best described as

Individual that have 2 alleles for most gene loci are best described as a. haploid b. dioloid c. dihybrid d. homozygous e. heterozygous Answer: b....

Mendel's understanding of the inheritance of traits in peas, expressed in modern language, included

Mendel's understanding of the inheritance of traits in peas, expressed in modern language, included a. parents transmit information encoded in genes b....

In mendel's experiments on seed color in pea plants, when a dominant yellow seed-bearing plant was crossed with a recessive green seed-bearing plant, what was the approximate phenotypic ratio among the F2 generation

In mendel's experiments on seed color in pea plants, when a dominant yellow seed-bearing plant was crossed with a recessive green seed-bearing plant,...

During his experiments with pea plants, mendel refereed to the trait that was expressed in the F1 or first filial generation as

During his experiments with pea plants, mendel refereed to the trait that was expressed in the F1 or first filial generation as a. recessive b. dominant c....

Mendel chose the garden pea for his work on inheritance for which of the following reason

Mendel chose the garden pea for his work on inheritance for which of the following reason a. some traits in pea plants are controlled by one dominant...

Knight followed up on attempts of English farmers to improve varieties of agriculture with his studies on garden peas. When he crossed two true-breeding varieties, he found all of the following

Knight followed up on attempts of English farmers to improve varieties of agriculture with his studies on garden peas. When he crossed two true-breeding...

Mendel demonstrated which of the following about inherited traits?

Mendel demonstrated which of the following about inherited traits? a. traits can be hidden in some generations, but subsequently reappear unchanged...

An allele for a particular trait that is only expressed in the presence of a second copy of the same allele is called

An allele for a particular trait that is only expressed in the presence of a second copy of the same allele is called a. dominant b. codominant c....

A diploid organism that has two identical alleles for a given trait is called ___ for that trait.

A diploid organism that has two identical alleles for a given trait is called ___ for that trait. a. homozygous b. heterozygous c. dominant d. recessive e....

Mendel used the __ to determine whether an individual with the dominant phenotype was homozygous pr heterozygous for that trait.

Mendel used the __ to determine whether an individual with the dominant phenotype was homozygous pr heterozygous for that trait. a. backcross b....

The principle of ___ states that the 2 alleles present at each gene locus separate from one another during gamete formation and remain distinct.

The principle of ___ states that the 2 alleles present at each gene locus separate from one another during gamete formation and remain distinct. a...

Alternate forms of the same gene are called

Alternate forms of the same gene are called a. homologues b. genotypes c. cofactors d. alleles Answer: d. allel...

The observable expression of the genes present in an organism is called

The observable expression of the genes present in an organism is called a. phenotype b. genotype c. pedigree d. karyotype Answer: a. pheno...

In modern terminology, mendel's hereditary "factors" are called

In modern terminology, mendel's hereditary "factors" are called a. DNA b. chromosome c. gene d. RNA Answer: c. ge...

The phenotypic ratio for the F1 generation that results from a testcross between a homozygous individual and a heterozygous individual is

The phenotypic ratio for the F1 generation that results from a testcross between a homozygous individual and a heterozygous individual is a. 1:1 b....

Mendel used the garden _____ plant for his studies on inheritance.

Mendel used the garden _____ plant for his studies on inheritance. a. lily b. carrot c. onion d. pea Answer: d. p...

The first detailed and quantitative studies on inheritance were carried out by an Austrian monk named

The first detailed and quantitative studies on inheritance were carried out by an Austrian monk named a. Mendel b. Darwin c. mandeleev b. benedict Answer: a....