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XO type of sex determination is seen in...

XO type of sex determination is seen in

A

Man

B

Grasshopper

C

Drosophila

D

Birds

Text Solution

Verified by Experts

The correct Answer is:
B
Grasshopper is an example of XO type of sex determination in which the males have only one X- chromosome besides the autosomes, whereas females have a pair of X -chromosomes.
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ARIHANT NEET-CHROMOSOMAL BASIS OF INHERITANCE-Chapter Exercise Medical entrances gallery (Collection of questions Asked in NEET and Various medical Entrance Exams)
  1. The chromosomal number in the meiocytes of housefly is :

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  2. Experimental verification of chromosomal theroy of inheritance was gti...

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  3. XO type of sex determination is seen in

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  4. Allelic sequence variations where more than one variant (allele) at a ...

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  5. The loss of a chromosmal segment is due to :

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  6. Walter Sutton is famous for his contribution to

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  7. The chromosome constitution 2n-2 of an organism represents :

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  8. Chimera is produced due to

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  9. During a process of chromosomal mutation a student saw a chromosomal ...

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  10. which of the following is not considered as a mutagen ?

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  11. The change in single base pair

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  12. Polyploid derived from two different species is called :

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  13. Identify the incorrect statement.

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  14. Which of the follwing condition is called

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  15. Point (Gene mutation) mutation invlves

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  16. the genes of different traits locted on different loci on the same chr...

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  17. Polyploidy means occurrency of

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  18. In which mode of inheritance do you except more maternal influence amo...

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  19. Select the incorrect statement from the following

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  20. In Morgan 's experiments on linkage , the percentage of white eyed mi...

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