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kami kami
wrote...
Posts: 8501
8 years ago
Fraternal twins occur when:
A) a single fertilized ovum splits.
B) two ova are fertilized.
C) the father;s sperm contains an X chromosome.
D) the father’s sperm contains a Y chromosome.
Textbook 
Medical Language

Medical Language


Edition: 3rd
Author:
Read 252 times
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Answer verified by a subject expert
normalenormale
wrote...
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Posts: 4242
8 years ago
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kami Author
wrote...
8 years ago
Surprisingly your answer was right! lol

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