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Anestetic [448]
3 years ago
9

In humans, brown eyes are dominant over blue eyes. What conclusions could you draw about the genotypes of a mother who had child

ren with blue eyes, if both parents were brown-eyed? *
1 The children were adopted
2 A “mistake” occurred in one or both parents’ genes
3 One parent was heterozygous brown-eyed
4 Both parents were heterozygous brown-eyed
Biology
1 answer:
DochEvi [55]3 years ago
5 0

Answer:

4

Explanation:

If both parents were Hetero brown, they would both have this allele: Bb.

If you were to draw a punnet square, the outcomes would be: BB, Bb, Bb, and bb.

There would be a 75% chance of the offspring having brown eyes and a 25% chance of the offspring having blue eyes.

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