Human Reproduction Question 147
Question: Foetal sex can be determined by examining cells from the amniotic fluid by looking for [CBSE PMT 1997]
Options:
A) Barr bodies
B) Autosomes
C) Chiasmata
D) Kinetochore
Show Answer
Answer:
Correct Answer: A
Solution:
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.