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In mice, the black fur phenotype is dominant over the white fur phenotype. Two black fur mice are bred and have the litter shown below. What is the most likely explanation for the presence of the white fur offspring

W. A mutation occurred


R. The female mouse escaped and mated with a white mouse. Then she came back to the cage and closed it before anyone noticed

F. Both of the parents are heterozygous

B. One of the parents is heterozygous

User Kaki Gadol
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2 Answers

6 votes

Answer:

One of the parents is heterozygous

Step-by-step explanation:

im very sorry if this is wrong



Step-by-step explanation:

User Eugen Labun
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4 votes

Answer:

Other answer is WRONG BOTH parents are heterozygous

Step-by-step explanation:

User Dooltaz
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3.8k points