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19 November, 19:45

In deer mice, red eyes (r) is recessive to normal black eyes (R). Two mice with black eyes are crossed. They produce two offspring (F1), one with red eyes and one with black eyes. What are the genotypes of the offspring? a. RR and rrb. RR and Rrc. rr and Rrd. Rr and Rr

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  1. 19 November, 22:38
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    Because the red eyes are recessive to black eyes, the parents could be heterozygous. Recessive alleles only show if two recessive alleles are combined. Thus the offsprings phenotypes of the gene would be C. Rr and rr
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Home » Biology » In deer mice, red eyes (r) is recessive to normal black eyes (R). Two mice with black eyes are crossed. They produce two offspring (F1), one with red eyes and one with black eyes. What are the genotypes of the offspring? a. RR and rrb. RR and Rrc.
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