STANDARDZoology-Reproductive Health

STANDARD Zoology Sex Determination MCQ Question

Type: MCQ-conceptual-Medium-Class 12

Foetal sex can be determined by examining cells from the amniotic fluid by looking for

A

Barr bodies

B

Autosomes

C

Chiasmata

D

Kinetochore

Correct Answer

Option A

Detailed Explanation

A Barr body is the inactive X chromosome in a female somatic cell only. Thus it is used for sex determination in fetus.

Found an issue with this question?