The life and activities of a cell is controlled by__________?
Correct answer: B. nucleus
- A. cytoplasm
- B. nucleus
- C. vacuole
- D. mitochondria
Explanation
The nucleus contains the cell's DNA and regulates gene expression, so it directs growth, metabolism, and reproduction of the cell. Students may choose cytoplasm because many metabolic reactions occur there, but the overall control centre is the nucleus.
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