AP BIOLOGY

Detailed explanation-1: -The smooth endoplasmic reticulum (Fig. 1.5A) is associated with carbohydrate metabolism and many other metabolic processes, including detoxification and synthesis of lipids, cholesterol and steroids.

Detailed explanation-2: -Explanation: Smooth endoplasmic reticulum (ER) synthesizes lipids and detoxifies harmful substances.

Detailed explanation-3: -The smooth endoplasmic reticulum plays a major role in synthesizing lipids by means of enzymes embedded in these smooth membranes.

Detailed explanation-4: -Functions of the smooth endoplasmic reticulum include synthesis of carbohydrates, lipids, and steroid hormones; detoxification of medications and poisons; and storage of calcium ions.

Detailed explanation-5: -Liver cells of some vertebrates have smooth endoplasmic reticulum which helps in detoxifying certain drugs and poison from the body.