A woman has her personal genome analyzed for the BRCA1 mutation after learning that her father is heterozygous and carries one m

Question

3 years ago

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A woman has her personal genome analyzed for the BRCA1 mutation after learning that her father is heterozygous and carries one m

utant allele. What is her chance of inheriting the mutant allele from her father?0: men cannot transmit genes affecting breast cancer.a. 50%.b. 100%.c. 25%.d. 75%.

Biology

1 answer:

puteri [66] · Answer 1 · 2022-02-23T18:27:14+03:00

Answer:

a. 50%

Explanation:

<em>BRCA1 genes is a tumor supressor gene whose harmful mutation can cause hereditary breast ovarian cancer syndrome in both males and females. The BRCA actually stands for breast cancer.</em>

<em>Mutation in BRCA1 gene is heritable and every progeny of a carrier parent irrespective of the sex has a 50% chance of inheriting the trait from such parent, be it from the mother or the father.</em>

Hence, the correct option is a.