The blastocyst forms during the ___________
a. germinal period
b. embryonic period
c. fetal period
d. second trimester
Answer: A
Psychology
You might also like to view...
Since 1998, Viagra has been a highly successful treatment for.
A) orgasmic disorder B) premature ejaculation C) erectile disorder D) paraphilia
Psychology
In the hypothalamus, which area is responsible for controlling the circadian clock by sending messages to the pineal gland to increase or reduce the secretion of melatonin?
a. The putamanic body b. The suprachiasmatic nucleus c. The prefrontal sulcus d. The dorsolateral cortex
Psychology