Define: (i) Mitosis (ii) Nucleus (iii) Plastids | web4study

Define: (i) Mitosis (ii) Nucleus (iii) Plastids



(i) Mitosis:

It is a type of cell division in which the number of chromosomes in the daughter cells remains the same as an isparent cell.

(ii) Nucleus:

It is the most important structure of a cell and controls all the activities of the cell. It is enclosed in a membrane and · filled with a gel-like substance Nucleoplasm.

(iii) Plastids:

Plastids are special structures found in the cells of higher plants. They contain colored pigments which give different colors to flowers, fruits, leaves. Some are colorless called leucoplasts and found in the undergrow parts of the plant.


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