In Drosophila, the gene for red eyes, R is dominant to the allele for white eyes , r. This is sex-linked . Determine the possibl

Question

3 years ago

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e genotype and phenotype ratios expected from a cross between:

2 answers:

Paha777 [63] · Answer 1 · 2022-06-17T13:46:57+03:00

7 0

Nwnemwmeeleosi. Mememek

miv72 [106K] · Answer 2 · 2022-06-17T11:36:49+03:00

6 0

Answer:

B) XRxr XrY

XRXr,XRY,XrXr,XrY

Genotype ratio:1:1:1:1

Phenotype ratio: 2:2 50% white, 50% red

C) XRXR, XrY

XRXr,XRY,XRXr,XRY

Genotype: 2:2

Phenotype: 100% white

D) XRXR,XRY

XRXR,XRXR,XRY,XRY

Genotype: 2:2

Phenotype: 100% white