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प्रश्न
Write short notes on the following.
Cytoplasm
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उत्तर
Cytoplasm: It is a fluid that fills the cell and occurs between the plasma membrane and the nucleus. Cell organelles such as mitochondria, ribosomes, Golgi bodies, etc. are suspended in the cytoplasm. The cytoplasm helps in the exchange of materials between cell organelles.
संबंधित प्रश्न
Who discovered cells and how?
Which type of cell division is required for growth and repair of body and which type is involved in formation of gametes?
What is the cell theory? Who propounded it and when?
Who coined the term “cell” ?
Fill up the blank with the terms given below
All cells arise from ______ cells
Try to find the names of four cell organells hidden in this maze, (hint: The hidden words can appear horizontally or vertically; forwards or backward or even mixed up). Write them in the lines provided. For example : “NUCLEUS” in the last row, seven backward letters.
| A | J | F | B | H | E | M | O | E | L | O | U | C | A | V |
| H | V | L | E | U | C | O | P | L | A | S | T | N | O | E |
| C | H | R | O | M | O | P | L | A | S | T | X | T | E | R |
| S | U | E | L | C | U | N | W | P | L | A | S | T | I | D |
Write true or false for each statement. Rewrite the false statements correctly:
The size of a cell is usually measured in centimetres
What is cell theory? Name the three scientists whose work led to the formulation of the cell theory.
What was the contribution of the following to our knowledge of cells?
Virchow
Answer the following question.
Who discovered cells, and how?
