What was the most significant conclusion that Gregor Mendel drew from his experiments with pea plants?
a. There is considerable genetic variation in garden peas.
b. Recessive genes occur more frequently in the F1 generation than do dominant ones.
c. Genes are composed of DNA.
d. Traits are inherited in discrete units and are not the results of "blending."
Answer: d. Traits are inherited in discrete units and are not the results of "blending."
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Biology
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