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Home Q & A Board Biology-Related Homework Help Genetics and Developmental Biology
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lexaebrown lexaebrown
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12 years ago
a. homologous chromosome pair up differently in different species.
b. crossing over occurs in some species but not in others.
c. not all species form gametes by meiosis.
d. different species have different numbers of chromosomes.
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lewywonglewywong
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12 years ago
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