Where do you suppose the first microtubules will be observed in the fertilized egg?
A) immediately beneath the plasma membrane
B) at the site of sperm entry
C) opposite the site of sperm entry
D) around the nucleus
Correct Answer:
Verified
Q11: Chordin is an organizer protein found only
Q12: Many amphibian species release their sperm and
Q13: Suppose an antibody to bindin was introduced
Q14: One difference between early development in humans
Q15: In Xenopus embryos,which developmental sequence is correct?
A)neurula,blastula,gastrula,cleavage
B)cleavage,neurula,gastrula,blastula
C)gastrula,neurula,cleavage,blastula
D)cleavage,blastula,gastrula,neurula
E)cleavage,gastrula,blastula,neurula
Q17: During early cleavage in animal embryos,minimal growth
Q18: During organogenesis,the first organ system to begin
Q19: What happens during gastrulation?
A)The neural tube-precursor of
Q20: What happens during cleavage?
A)The neural tube-precursor of
Q21: Given the relative positions of the three
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