A thin layer of cytoplasm is found in middle piece of sperm is known as ____ ?

Fourchette

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Nebenkern sheath

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Acrosome

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Manchette

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Solution

The correct option is B Nebenkern sheath
In the middle piece of the sperm, there are many mitochondria present to provide energy to the sperm for movement. As the middle portion is completely filled with the mitochondria the cytoplasmic form a spiral sheath-like structure around mitochondria which is known as Nebenkern sheath.
Hence, the correct answer is 'Nebenkern sheath'

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Similar questions

The middle piece of sperm provides :

(a) energy (b) food

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