The organelle that controls all the activities in cell is
(a) Nucleus
(b) Vacuole
(c) Plastids
(d) Cytoplasm

Correct Answer: (a) Nucleus

Explanation:

 The nucleus is a spherical organelle found in eukaryotic cells, enclosed by a nuclear envelope. It contains chromosomes.
The nucleus is rich in DNA, thus controlling gene expression, and DNA replication are the major functions of the nucleus.

The nucleus is the site of transcription which forms different types of RNA from DNA.

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Updated on: 12-Jan-2023

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