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प्रश्न
The number of pair (s) of sex chromosomes in the zygote of humans is
पर्याय
one
two
three
four
उत्तर
one
Explanation -
In humans, a gamete has one sex chromosome either X or Y. So, a zygote formed from the fusion of two gametes has two sex chromosomes or a pair of sex chromosomes (XX or XY).
APPEARS IN
संबंधित प्रश्न
Explain sex determination in human beings.
A zygote which has inherited an X chromosome from the father will develop into :
(a) baby boy
(b) baby girl
(c) adult
(d) either boy or girl
Which combination of genes in the zygote will produce children with brown eyes?
Give Reason:
Why X-linked recessive diseases are more common among males than females.
Distinguish between heterogametic and homogametic sex determination systems.
Sex is determined in human beings ______.
Which of the following is an example of genetic variation?
The maleness of a child is determined by ______
A trait in an organism is influenced by
Name the two types of gametes produced by men.
