Question

You examine the chromosomes from a somatic cell nucleus of a human individual. That nucleus contains a Y chromosome and a Barr body. Which of the following is ACCURATE?

A. The individual is phenotypically female.
B. The individual is phenotypically male.
C. The individual has Turner syndrome.
D. The individual has Klinefelter syndrome.

Answer 1

The individual is phenotypically male.

Step-by-step explanation:

The presence of a Y chromosome and a Barr body in a somatic cell nucleus indicates that the individual is phenotypically male. The Y chromosome is typically found in males, while the Barr body, which is the inactivated X chromosome, is present in females. This combination suggests that the individual is male