Which of the following is NOT true of the

human embryonic heart?



a. before developing four chambers, it
resembled a fish heart
b. before developing four chambers, it had
three chambers like an amphibian
c. it begins beating around the third week
d. all of these (a through c) are NOT true of
the human embryonic heart
e. all of these (a through c) are true of the
human embryonic heart


E

Biology & Microbiology

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