Identical twins result when: – McqOptions

MCQOPTIONS

1.	Identical twins result when:
A.	The zygote divides and the daughter cells split and develop independently.
B.	Two eggs with identical genetic material are fertilised, each by a different sperm.
C.	An embryo splits before cellular differentiation has occurred.
D.	Both [a] and [c]
Answer» E.

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