Multiple Choice
Experimental destruction of cells of the hypoblast of a developing chick would most immediately impair
A) formation of the primitive groove.
B) movement of surface cells into the gastrula.
C) cleavage.
D) formation of the blastocoel.
E) formation of extraembryonic membranes.
Correct Answer:
Verified
Correct Answer:
Verified
Q121: The dorsal lip of the blastopore organizes
Q122: Spina bifida is a birth defect in
Q123: If the dorsal lip of the blastopore
Q124: Refer to the figure showing cytoplasmic factors
Q125: Refer to the figure showing manipulations carried
Q127: The mesoderm of the anterior part of
Q128: In placental mammals, implantation would fail if
Q129: A body plan consisting of repeating segments
Q130: A woman ovulates two eggs that are
Q131: If you experimentally removed the GSK-inhibiting protein