GCEBiologyCell Structure and Organisation2020

Which of the following pairs correctly matches a cell organelle with its function?

ASmooth endoplasmic reticulum — synthesis of lipids and detoxificationCORRECT
BRough endoplasmic reticulum — synthesis of ATP
CGolgi apparatus — site of aerobic respiration
DMitochondrion — packaging and secretion of carbohydrates only
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Why the answer is A, and why the others tempt you.
The smooth endoplasmic reticulum (SER) is correctly associated with the synthesis of lipids and steroid hormones, as well as the detoxification of drugs and harmful substances, particularly in liver cells. The rough endoplasmic reticulum (RER) is involved in protein synthesis and transport, not ATP production. The Golgi apparatus modifies and packages proteins and lipids for secretion, while the mitochondrion is the site of aerobic respiration and ATP production.
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