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प्रश्न
The maleness of a child is determined by
पर्याय
the X chromosome in the zygote
the Y chromosome in zygote
the cytoplasm of germ cell which determines the sex
sex is determined by chance
उत्तर
the Y chromosome in zygote
Explanation -
In humans, the sex of the child is determined by the sex chromosome inherited in the zygote from the father. A human male has X and Y sex chromosomes. If a zygote receives X chromosome from the father, it will develop into a female and if a zygote receives Y chromosome from the father, it will develop into a male.
APPEARS IN
संबंधित प्रश्न
Explain sex determination in human beings.
Which of the following combinations of sex chromosomes produce a male child : XX or XY?
Choose the correct answer:
Males have more chances of suffering from sex-linked disease because of ___________
Choose the correct answer:
A single recessive trait, able to express must be on _________
Brief about female heterogamety.
Read the following statements and select the correct option.
i. If sperm containing Y chromosome fertilizes the ovum, then diploid zygote is formed that grows into a male child.
ii. If sperm containing X chromosome fertilizes ovum, then diploid zygote is formed, that grows into a female child.
There are five daughters and no son in a family. It is because
In XO type of sex determination ______.
A zygote which has Y chromosome inherited from the father will develop into a ______.
