Multiple choice Which of the following is not a function of endoplasmic reticulum? It transports materials. It provides surface for some biochemical activities. It detoxifies poisons and drugs. It stores the waste material of a cell. Reveal answer Fill a bubble to check yourself D Correct answer Explanation Endoplasmic reticulum helps in the transportation of material being synthesised and provides surface for some biochemical activities. It detoxifies poisons and drugs. However, the waste material of a cell is stored in vacuoles and lysosomes.