Why Is the Smooth Endoplasmic Reticulum Unable to Synthesize Proteins

question 45

Multiple Choice

Why is the smooth endoplasmic reticulum unable to synthesize proteins?

• A) No ribosomes are attached to its surface.
• B) There is no supply of free amino acids that it can easily access.
• C) It stores calcium, which is a known inhibitor of protein synthesis.
• D) It has no DNA to direct synthesis of proteins.

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