Multiple Choice
During the second trimester of pregnancy in humans,
A) the blastocyst implants in the uterine lining.
B) the fetal internal organs mature.
C) the fetal digestive system starts to function.
D) the fetal brain undergoes cycles of sleep and waking.
E) limbs of the fetus elongate, and fingers and toes become well formed.
Correct Answer:
Verified
Correct Answer:
Verified
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