Question

what is plasmolysis?
short note on nucleus ​

Answer 1

Answer:

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Explanation:

Plasmolysis is when plant cells lose water after being placed in a solution that has a higher concentration of solutes than the cell does. This is known as a hypertonic solution. ... This causes the protoplasm, all the material on the inside of the cell, to shrink away from the cell wall.

Answer 2

Answer:

contraction of the protoplast of a plant cell as a result of loss of water from the cell.

Explanation:

Nucleus is a membrane bound structure that contains the cell's hereditary information and controls the cell's growth and reproduction. It is commonly the most prominent organelle in the cell. The nucleus is surrounded by a structure called the nuclear envelope.

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