Gujarati
3.Reproductive Health
medium

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

A

Barr bodies

B

Autosomes

C

Chiasmata

D

Kinetochore

(AIPMT-1997)

Solution

(a) Amniotic fluid contains foetal skin cells that stained to determine the presence of sex chromatin (barr body). The presence of barr body indicates that the developing foetus is female with $2X$ chromosome.

Standard 12
Biology

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