Multiple Choice
The blastopore is the ____.
A) opening of the archenteron at the animal pole
B) opening of the archenteron at the vegetal pole
C) outer layer of the blastula
D) cavity in the blastula formed by invagination
E) region of the blastula establishing dorsal-ventral polarity
Correct Answer:

Verified
Correct Answer:
Verified
Q78: Compared to other mammals, the human brain
Q79: As the period of fetal growth comes
Q80: Genetic testing performed on cells of the
Q81: Apoptosis begins when _ is inactivated.<br>A) CED-3<br>B)
Q82: The process of apoptosis can remove structures,
Q83: The correct sequence of embryonic development is
Q84: Which structure of the eye is matched
Q85: In sea urchin embryogenesis, the mouth is
Q86: Muscles originate from the _.<br>A) ectoderm only<br>B)
Q87: Scientists have traced the cell lineage of