Multiple Choice
Regarding the mechanisms of heredity, which of the following statements is/are true?
A) Few of our characteristics are controlled by single genes.
B) Through the expression of genes, heredity determines eye color, skin color, and susceptibility to some diseases.
C) Genes can switch on (or off) at certain ages or developmental stages.
D) All of these statements are true.
Correct Answer:

Verified
Correct Answer:
Verified
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