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hjlf
2 years ago
8

. In fruit flies, one genotype for red eyes is written XRXR. The R stands for the dominant allele for red eyes. What does the X

stand for?
Biology
1 answer:
Lynna [10]2 years ago
7 0
The X can possibly be the sex chromosome. Like for human female we have the XX chromosomes and when the allele is on the X chromosome we write as X with a R as the superscript on top right.
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