Cleavage refers to the process in which:
A) the organism divides into 32 cells.
B) a hollow ball called a blastocyst forms.
C) the blastocyst begins to develop into part of the placenta.
D) the zygote splits down the middle, forming two identical cells.
Correct Answer:
Verified
Q15: Rachel and Kevin have been trying to
Q16: Cell differentiation occurs roughly _ hours after
Q17: Sperm contain _ chromosomes' worth of genetic
Q18: A zygote is also called a(n) _.
A)
Q19: The human zygote contains _ chromosomes.
A) 13
B)
Q21: The indifferent gonad develops into:
A) the circulatory
Q22: During the _ period, all of the
Q23: The _ becomes the digestive system, liver,
Q24: The most rapid stage of prenatal development
Q25: Eileen is pregnant with her first child.
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