Multiple Choice
Which of the following describes the embryonic period?
A) The period during which the blastocyst moves down to the uterus and begins to implant in the lining.
B) The period during which the major organs and structures of the organism first develop.
C) The period during which the zygote is formed.
D) The period during which the skeletal,organ,and nervous systems become more developed and specialized.
Correct Answer:
Verified
Correct Answer:
Verified
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