Advertisements
Advertisements
प्रश्न
A zygote which has Y chromosome inherited from the father will develop into a ______.
पर्याय
Will depend on the chromosome inherited from the mother
Girl
Either boy or a girl
Boy
Advertisements
उत्तर
A zygote which has Y chromosome inherited from the father will develop into a boy.
Explanation:
The combination will have XY set in this regard because the mother always carries the X chromosome. That will be a boy, then.
संबंधित प्रश्न
Explain how, sex is determined in human babies.
In a human, how many chromosmes are present in an egg which has just been produced by the ovary?
Name two animals which have nineteen pairs of chromosomes.
Does the sex of the child depend on the father or it is just a matter of chance? Discuss.
What is male heterogamety?
A zygote which has an X-chromosome inherited from the father will develop into a ______.
A man with blood group A marries a woman having blood group O. What will be the blood group of the child?
Sex of an individual is determined by different factors in various species. Some animals rely entirely on the environmental ones, while in some other animals the individuals can change their sex during their life time indicating that sex of some species is not genetically determined. However in human beings, the sex of an individual is largely determined genetically.
- In what way are the sex chromosomes 'X' and 'Y' different in size? Name the mismatched pair of sex chromosome in humans.
- Write the number of pair/pairs of sex chromosomes present in human beings. In which one of the parent (male/female) perfect pair/pairs of sex chromosome are present?
- Citing two examples, justify the statement "Sex of an individual is not always determined genetically".
OR
Draw a flow chart to show that sex is determined genetically in human beings.
If a male grasshopper with XO genotype produces sperm, what proportion of his sperm will carry the X chromosome?
