I. ER divides the intracellular space into two distinct compartments. II. SER is a major site for the synthesis of lipids. III. ER is also called the control center of the cell. IV. The ER modifies chemicals that are toxic to the cell. V. The ER with ribosomes on its surface is called RER. Which of the following statement is/are true about the ER?

Question

I. ER divides the intracellular space into two distinct compartments. II. SER is a major site for the synthesis of lipids. III. ER is also called the control center of the cell. IV. The ER modifies chemicals that are toxic to the cell. V. The ER with ribosomes on its surface is called RER. Which of the following statement is/are true about the ER? (A) None (B) All except III, IV (C) All except III (D) All

Tardigrade Admin · Accepted Answer

ER is single membrane bounded tubes which forms channels in cytoplasm. It consists of empty lumen, thus it divides cytoplasm into two compartments, luminal chamber, inside ER and extra luminal chamber, outside ER. SER carries out lipid synthesis and detoxification of toxic chemicals.