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Human sperm cells move by means of a...

Human sperm cells move by means of a

A

cillium

B

flagellum

C

basal body

D

hair

Text Solution

Verified by Experts

The correct Answer is:
B
A sperm cells uses its flagellum, commonly referred to as a tail, to propel itselt towards female oocyte or egg. The flagellum is the longest part of the `25mum` of the cell and surprisingly requires only `2xx10^(-18)` W of power of propel it.
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ARIHANT NEET-HUMAN REPRODUCTION -MEDICAL ENTRANCES GALLERY (COLLECTION OF QUESTIONS ASKED IN NEET & VARIOUS MEDICAL ENTRANCE EXAMS)
  1. Formation of corpus luteum is infulenced by

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  2. The cavity contained in Graafian follicle is

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  3. Human sperm cells move by means of a

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  4. In oogenesis, when a diploid cell in the ovary undergoes, meiosis, how...

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  5. Vapaciotation of sperm in mammals involves

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  6. Assertion (A) Generally, a woman do not conceive during lactation per...

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  7. Which hormone is secreted in a womane if pregnancy has occurred ?

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  8. The chemical substance released by activated spermatozoa that acts on ...

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  9. Which one of the following is the correct matching of the events occur...

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  10. Seminal plasma in humans is rich in

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  11. Foetal ejection reflex in human female is induced by

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  12. A change in the amount of yolk and its distribution in the egg will af...

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  13. Embryo at 16-celled stage is called

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  14. Notochord, skeletal system and dermis of the skin are the derivatives...

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  15. Accessory sexual charater in female is promoted by :-

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  16. Bartholin's glands of female correspond to which gland in male?

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  17. Corpus spongiosum occurs in

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  18. Cytoplasm of ovum does not contain:

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  19. Fertilization of sperm and ova takes place in:

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  20. Which germ layer developes first during embryonic development?

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