Multiple Choice
Refer to the figure showing implantation in humans. 
Based on the figure, which statement is true?
A) The embryo proper develops from the structure at point 8.
B) The stage of embryonic development depicted is early cleavage.
C) The structure at point 7 secretes proteolytic enzymes that aid implantation.
D) The structure at point 8 is formed when cells of the structure at point 6 secrete fluid.
E) The structure at point 10 develops from the structure at point 9.
Correct Answer:
Verified
Correct Answer:
Verified
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