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Question
Drone of the honeybees shows haploid number of chromosomes. Illustrate.
Solution
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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.
A new born child has an XY pair of chromosmes. Will it be a baby boy or a baby girl?
In a human, how many chromosmes are present in a brain cell?
Give Reason:
Why X-linked recessive diseases are more common among males than females.
What is haplodiploidy?
Distinguish between heterogametic and homogametic sex determination systems.
Which of the following organisms has haploid number of chromosomes?
The ‘X’ body of Henking was observed in ______.
A zygote which has an X-chromosome inherited from the father will develop into a
