Question

Proteins and lipids, essential for building the cell are manufactured by

Answer 1

Answer:

The proteins and lipids are, essential for building the cell membrane are manufactured by rough endoplasmic retliculum

Explanation:

The proteins and lips are, essential for building the cell membrane are manufactured by rough endoplasmic retliculum (RER). The ribosomes attached to the RER helps in this process..

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Answer 2

Explanation:

Proteins and lipids, which are essential for building the cell manufactured by RER( Rough endoplasmic reticulum), which contains ribosomes.