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संबंधित प्रश्न
Fill in the following blank with suitable word :
The...............chromosomes for a ............are XX whereas that for a ..............are XY.
Name any two genetic in humans.
Why did T. H. Morgan select Drosophila melanogaster to study sex linked genes for his lab experiments ?
Choose the correct answer from the four options given below :
In a human male, a sperm will contain :
Choose the correct answer :
Human sex chromosomes are __________
Write a short note on sex determination in man.
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.
Haplodiploidy is found in ______.
The belief that the mother is completely responsible for the sex of the child is wrong because the child
What is the probability of a girl or a boy being born into a family? Justify your answer.
