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The Punnett Tool

What are the ...

Question

What are the chances of a couple, heterozygous for the gene coding for albinism to have a fifth albino child?

A

1 in 1

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B

1 in 2

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C

1 in 3

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D

1 in 4

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Solution

The correct option is D 1 in 4
Albinism is an autosomal recessive disorder and hence follows a Mendelian pattern of inheritance. Hence, the probability of a couple having any child albino would be 0.25.

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