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Question
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Solution
The sex of the zygote is determined by the sperm which fertilizes the ovum. If an X bearing sperm fuses with an ovum in man, the offspring would be female and if a Y chromosome bearing sperm fuses with an ovum the offspring will be a boy.
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RELATED QUESTIONS
Answer the following questions related to sex determination in human beings:
i. What is sex chromosome?
ii. How many pairs of chromosomes are present in human beings?
iii. How is the sex of the human offspring determined?
iv. Draw a diagram depicting sex determination in man.
Name any two genetic in humans.
Why did T. H. Morgan select Drosophila melanogaster to study sex linked genes for his lab experiments ?
Answer the following question:
How is sex determined in human beings? Explain with the help of a diagram.
Complete the following sentence with appropriate word:
___________ chromosomes do not take part in sex determination.
Complete the following sentence with appropriate word:
______are the alternative forms of a gene producing different effects.
Short Answer Question.
“Father is responsible for determination of sex of child and not the mother”. Justify.
Explain the mechanism of sex determination in humans with a suitable chart.
There are five daughters and no son in a family. It is because
A zygote which has an X-chromosome inherited from the father will develop into a
