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प्रश्न
Drone of the honeybees shows haploid number of chromosomes. Illustrate.
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उत्तर
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संबंधित प्रश्न
In a human, how many chromosmes are present in an egg which has just been produced by the ovary?
In human males all the chromosomes are paired perfectly except one. This/these unpaired chromosomes is/are:
- large chromosome
- small chromosome
- Y chromosome
- X chromosome
Choose the correct answer from the four options given below :
In a human male, a sperm will contain :
Explain the following terms:
Identical twins
Give Reason:
Why X-linked recessive diseases are more common among males than females.
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.
Number of autosomes present in liver cells of a human female is ______.
Human offspring’s sex is determined ______
Which pair of organisms would NOT be expected to share the same sex determination system?
