Which of the following statements is NOT true about sex-linked traits found on t

Question

Which of the following statements is NOT true about sex-linked traits found on the X chromosome?

Women can be carriers because they can be heterozygous for the trait

X-linked traits are more common in men

Males inherit X-linked traits from their fathers

Males will usually show the trait if they receive an affected X chromosome

All of the above are true

Women can be carriers because they can be heterozygous for the trait

X-linked traits are more common in men

Males inherit X-linked traits from their fathers

Males will usually show the trait if they receive an affected X chromosome

All of the above are true

Explanation / Answer

Which of the following statements is NOT true about sex-linked traits found on the X chromosome?

A.Carriers is the term used to say the genotype is heterozygous.

B.. Yes, Affected are more common in males than in females. Because of single X chromosome, they are affected. In case of a female, inheritance of two x chromosomes are needed to become affected.

C. No, males always inherit the x-linked gene from mother. Because males inherit Y gene from their father. So, the assumption C is wrong saying................"Males inherit X-linked traits from their fathers".

D.Yes, males will usually show the trait if they receive an affected X chromosome.

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