The Mammalian Blastocyst Differs from a Frog Blastula in That

question 137

Multiple Choice

The mammalian blastocyst differs from a frog blastula in that the mammalian blastocyst

• A) lacks a blastocoel.
• B) is produced via cleavage.
• C) forms after a solid ball of cells has formed.
• D) produces both the embryo and support structures, such as the embryonic side of the placenta.
• E) lacks blastomeres.

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