alleryWhy is the nucleolus continuous with the surrounding nucleoplasm?
AIt lacks a bounding membrane
BIt contains a double lipid envelope
CIt lies outside the nucleus
DIt is enclosed by the tonoplast
Answer & Solution
Correct answer: A. It lacks a bounding membrane
The nucleolus has no enclosing membrane, so its contents are continuous with the nucleoplasm. It is a site of active rRNA synthesis.
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