Question

wer the following questions -
1. Name an organelle which maintains turgidity and rigidity or mature plant cells.
z Which part of the cell is called the brain of the cell?
3. Name the cell organelle which is generally small-sized in animal cells and large in
4. Which structure do the cork cells resemble as observed by Robert Hooke?
5. Name the largest known cell?
6. Name the longest cell of the body?
7. Name the cell-organelles which are without a membrane?
3. Name two double-membraned cell organelles?
2. What is osmosis?
10. Why plastids are called the kitchens of the cell"?
11 Name the processed by which CO, and H20 move into and out of the cell?
12. What makes Lysosomes such effective digestive bags?
13. Who discovered Golgi apparatus? Describe its structure and functions?
4. List two differences between SER and RER?
5. (a) What Is DNA? Where is it found?
(b) Name the functional segment of DNA?
6. State cell theory. Name the scientist who presented it?
are genes? What is their function?
stion of each?​

Answer 1

Explanation:

1. cell wall 2. nucleus 3. vacuole 4. honeycomb 5. ostrich egg (80cm) 6.nerve cell 7. endoplasmic reticulum and Golgi apparatus 8.mitochondria

9. The proccess by which a cell loses or gains water from high concentration to lower concentration is known as osmosis

Answer 2

ANSWER :

Different region of a cell can communicate with each other rapidly for the cell to function effectively.

Cells have a large surface area / volume ratio for Greater diffusion of substances in and out of the cell.

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