Question

In human males all the chromosomes are paired perfectly except one. This/these unpaired chromosomes is/are: (i) large chromosome (ii) small chromosome (iii) Y- chromosome (iv) X - chromosome 

1 ) only (i)

2 ) only (ii)

3 ) (iii)

4 ) (i) and (iii)

5 ) (iii) and (iv)

PLEASE ANSWER FAST
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Answer 1

Answer:

only x chromosones.......

Answer 2

only (I) human males all the chromosomes are paired perfectly except one.