Which characteristic is not true of a blastocyst?
A) It contains a fluid-filled cavity.
B) It develops 24-36 hours after conception.
C) It has an inner cell mass and an outer trophoblast.
D) It implants into the uterus.
Correct Answer:
Verified
Q39: Which of the following is endodermal in
Q40: Splanchnic mesoderm forms the
A) heart.
B) notochord.
C) brain.
D)
Q41: Most organ systems are fully formed and
Q42: Which of the following does not distinguish
Q43: The body's axis of development is determined
Q45: Male and female fetuses can first be
Q46: Somatic mesoderm gives rise to all of
Q47: The term bilaminar disc refers to the
Q48: Another name for birth defect is
A) birth
Q49: Implantation of the blastocyst into the uterine
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