What is true of genetic mutations?
a. They typically lead to disease.
b. They are a rare occurrence.
c. They typically cause no phenotypical change.
d. They generally lead to a survival advantage.
ANSWER:
c
Psychology
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Women's loss of bone mass accelerates greatly after menopause due in largest part to which of the following?
a. hormone replacement therapy b. decreased supply of estrogen c. decreased supply of androgen d. decreased activity level
Psychology
The two genes that control the same trait are called __________
Fill in the blank with the appropriate word.
Psychology