Practice question

MCQ

Question

Which statement correctly compares the two membranes surrounding a chloroplast?

Options

Choose one · Correct answer highlighted

The inner chloroplast membrane is relatively less permeable. Correct The outer chloroplast membrane forms thylakoid stacks. The inner chloroplast membrane contains the 9+2 microtubule array. Both chloroplast membranes are replaced by the tonoplast in mature cells.

Explanation

A chloroplast is surrounded by two membranes, of which the inner membrane is relatively less permeable. The space enclosed by the inner membrane is called the stroma.

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