Refer to the Figure Showing Implantation in Humans

Multiple Choice

Refer to the figure showing implantation in humans. Based on the figure, which statement is true?

A) Gene transcription can occur at points 2 and 3.
B) Point 3 is the site where implantation typically occurs.
C) Point 4 is a potential site for an ectopic pregnancy.
D) Early cleavage occurs at point 4.
E) The blastocyst typically hatches from the zona pellucida before point 3.