The sperm contributes _______ to the zygote.
A) a nucleus
B) half of the mitochondria and a nucleus
C) a centriole and a nucleus
D) cilium and a nucleus
E) All of the above
Correct Answer:
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Q16: Which statement about trophoblast cells is true?
A)
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Q21: Bottle cells are
A) cells of the mammalian
Q22: Which of the following cells develops into
Q23: Gastrulation is the stage of development
A) when
Q24: If one of the blastomeres is removed
Q25: Which of the following statements about
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