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Author Question: Dosage compensation leads to a variety of interesting coat color patterns in certain mammals. For ... (Read 78 times)

bucstennis@aim.com

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Question 1

A cross is made between a female calico cat and a male cat having the gene for black fur on his X chromosome. What fraction of the offspring would one expect to be calico?

Question 2

Dosage compensation leads to a variety of interesting coat color patterns in certain mammals. For instance, a female cat that is heterozygous for two coat color alleles, say black and orange, will usually have the "calico" or mosaic phenotype. Describe the chromosomal basis for the mosaicism (calico) in the female. Explain why chromosomally normal male cats do not show the mosaic phenotype, but XXY male cats can be calico.


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Marked as best answer by bucstennis@aim.com on Mar 26, 2020

Chou

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bucstennis@aim.com

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Reply 2 on: Mar 26, 2020
Great answer, keep it coming :)


parker125

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Reply 3 on: Yesterday
Excellent

 

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