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Write short notes on the following.
(a) Cytoplasm
(b) Nucleus of a cell
(a) Cytoplasm:
- The cytoplasm is a highly-viscous fluid that contains all the organelles and substances outside of the nucleus and is enclosed within the cell membrane of the cell.
- It fills up the cells and supports and suspends organelles and cellular molecules.
Other functions of the cytoplasm include
- Maintain the shape of a cell
- Cell movement
- Material exchange
(b) Nucleus:
- Nucleus is a spherical organelle found in eukaryotic cells and enclosed by a nuclear envelope.
- It contains chromosomes, which is rich in DNA.
- Controlling gene expression, and DNA replication are the major functions of the nucleus.
Updated on: 09-Jan-2023
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