Author Question: Charles, who is a man, is colorblind. As you will learn later in the book, this trait is due to a ... (Read 66 times)

P68T · **on:** Jun 22, 2018

Charles, who is a man, is colorblind. As you will learn later in the book, this trait is due to a defective gene found on the X chromosome. Based on this, which parent gave him the defective gene?

a. mom
b. dad
c. one of his grandfathers on either side
d. all of the above is possible

Question 2

Which of the following is NOT true about the genes implicated in affective disorders?

a. The short allele for the serotonin transporter show exaggerated responses to fearful facial expressions.
b. The VAL66MET gene for BDNF increases the risk of depression.
c. Dysregulation of the immune system is correlated with depressive disorders.
d. Many of the genes are different in men and women.