Alternate forms of a gene that govern the expression of the same trait and that occur at the same positions on homologous chromosomes are called ...

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    chromatids.
    autosomes.
    mRNA.
    gametes.
    alleles.
asked May 30, 2013 in Biology by anonymous
    

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alleles.
answered May 31, 2013 by Bioshare ~Top Expert~ (34,070 points)

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