Teaching JKPSC Lecturership Mock Test Series 2024-25 Life Sciences Cellular Organization Genes and chromosomes
In human males, the sex chromosomes present are XY. What is the difference between them?
1
There is no difference in size.
2
Y chromosome has more genes than X chromosome.
3
X-chromosome is bigger, whereas Y is smaller.
4
Y chromosome is bigger, whereas X is smaller.