Which of the following describes, covalent bonds?

Which of the following describes, covalent bonds?

A) forms when electrons are lost or gained
B) most common chemical bond in the body
C) can form between atoms of the same element
D) can be polar or non-polar
E) forms when electrons are shared


Answer: B, C, D, and E

Which type of lipid is used to produce triglycerides and phospholipids

Which type of lipid is used to produce triglycerides and phospholipids

A) eicosanoids
B) cholesterol
C) fatty acids
D) steroids


Answer: C

Which of the following is TRUE regarding enzymes?

Which of the following is TRUE regarding enzymes?

A) their shape can vary and still be active
B) they raise the activation energy of a chemical reaction
C) they are not affected by temperature or pH changes
D) they catalyze specific reactions


Answer: D

Ions are called (blank) because they carry an electrical charge.

Ions are called (blank) because they carry an electrical charge.

Answer: electrolytes