Multiple Choice
What happens during gastrulation?
A) The three primary germ layers are formed.
B) The embryo implants in the wall of the uterus.
C) The placenta becomes functional.
D) The chorion disintegrates.
E) The amnionic fluid appears.
Correct Answer:

Verified
Correct Answer:
Verified
Q99: Figure 28.5<br> <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4856/.jpg" alt="Figure 28.5
Q100: During implantation, the developing blastocyst receives nutrients
Q101: Figure 28.3<br> <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4856/.jpg" alt="Figure 28.3
Q102: During the first trimester of development, the
Q103: Formation of the germ layers results from
Q105: Figure 28.2<br> <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4856/.jpg" alt="Figure 28.2
Q106: The collective term for embryonic and fetal
Q107: Figure 28.2<br> <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4856/.jpg" alt="Figure 28.2
Q108: Muscle are the result of maturing _.<br>A)
Q109: Dilation, expulsion, and placental are the three