BRCA1 and BRCA2 genes are recessive genes transmitted on the sex chromosomes. This why women carrying mutations in these genes are more prone to breast cancer.

Question

Quizplus · Accepted Answer

BRCA1 and BRCA2 genes are not located on the sex chromosomes; they are located on autosomes (chromosome 17 and chromosome 13, respectively). Mutations in these genes can increase the risk of breast cancer in both men and women, but they are not transmitted on the sex chromosomes.

BRCA1 and BRCA2 Genes Are Recessive Genes Transmitted on the Sex