Biology, asked by anayaleslie4457, 1 year ago

Who reported that Down's syndrome is due to extra 21st chromosome [BVP 2000]
A) J.L. Down (1866)
B) Lejeune (1959)
C) Kinefelter (1942)
D) Huntington (1872)

Answers

Answered by namo17

0

A) JL down (1866)........reported that down syndrome is due to extra 21st chromosome.

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