Environmental agents such as a drug, chemical, virus, or other factor that produce a birth defect are known as ______________________.
A. sickle-cell anemia
B. down syndrome
C. phenylketonuria
D. teratogens
Answer: D. teratogens
Psychology
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The hormone ________ exerts a defeminizing action during prenatal development
a. testosterone b. dihydrotestosterone c. estradiol d. ghrelin e. anti-Müllerian hormone
Psychology
"Sclerosis" literally means
A) slippery. B) hardening. C) softening. D) white scar. E) characterized by many tremors.
Psychology