Multiple Choice
Fraternal twins form when
A) a sperm splits in half and fertilizes two eggs that have been released at the same time.
B) a single egg that is fertilized by two different sperm splits in half and develops into two fetuses.
C) two eggs are released at once and fertilized by two different sperm.
D) a single egg, fertilized by a sperm, splits in half and develops into two fetuses.
Correct Answer:
Verified
Correct Answer:
Verified
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