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Mashutka [201]
3 years ago
15

APEX Biology. Help would be appreciated!

Biology
1 answer:
ozzi3 years ago
5 0
The answer is A. I think because that how it shows
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Attached earlobes are recessive to free earlobes. If two heterozygous individuals have a child, what is the probability of the c
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Answer:

probability of the child having attached earlobes since it is recessive i.e (yy)

=1/4

=0.25 × 100%

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Explanation:

If two heterozygous individuals have a child

i.e let the heterozygous individuals be  = Xy

if both traits crosses together; their F₁ offspring will be;  (XX, Xy, Xy, yy)

Xy  ×   Xy

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X        XX          Xy

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probability of the child having attached earlobes since it is recessive i.e (yy)

=1/4

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