Biotechnology And Its Applications Question 20
Question: Who reported that Down’s syndrome is due to extra 21st chromosome [BVP 2000]
Options:
A) J.L. Down (1866)
B) Lejeune (1959)
C) Klinefelter (1942)
D) Huntington (1872)
Show Answer
Answer:
Correct Answer: A
Solution:
Down’s syndrome is due to trisomy of the 21st chromosome was first reported in 1866 by Langdon Down.
BETA
