When the embryonic mass of cells develops an internal cavity, the mass of cells is called a/an ________.
A) zygote
B) morula
C) blastocyst
D) embryonic disc
E) trophoblast
Correct Answer:
Verified
Q13: If a woman ovulates two oocytes and
Q14: What event separates childhood from adolescence?
A) Onset
Q15: Fusion of the male and female pronuclei
Q16: The period from conception until birth
Q17: The placenta plays an important role in
A)
Q19: Fusion of the male and female pronuclei
A)
Q20: An embryonic cell that has the potential
Q21: The embryonic membrane that completely encloses the
Q22: Through what structure do epiblast cells migrate
Q23: Some epiblast cells migrate and emerge between
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