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Which of the following events does not occur in rough endoplasmic reticulum ?

  • Option 1)

    Cleavage of signal peptide

  • Option 2)

    Protein glycosilation

  • Option 3)

    Protein folding

  • Option 4)

    Phospholipid synthesis

 

Answers (2)

As we learnt in

RER and SER -

The endoplasmic reticulum bearing ribosomes on their surface is called rough endoplasmic reticulum (RER), in the absence of ribosomes, they appear smooth and are called smooth endoplasmic reticulum (SER).

 

- wherein

 

Phospholipid synthesis does not take place in RER. Smooth endoplasmic reticulum are involved in lipid synthesis.

 


Option 1)

Cleavage of signal peptide

This is incorrect.

Option 2)

Protein glycosilation

This is incorrect.

Option 3)

Protein folding

This is incorrect.

Option 4)

Phospholipid synthesis

This is correct.

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Vakul

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