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.

Question

Quizplus · Accepted Answer

All of the statements are true. 
A) Many of our characteristics are controlled by multiple genes, and some traits can also be influenced by environmental factors. 
B) Our genes determine a wide range of traits, including eye color, skin color, and susceptibility to diseases. 
C) Genes can be turned on and off during different stages of development or in response to environmental stimuli.

Regarding the Mechanisms of Heredity, Which of the Following Statements