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प्रश्न
Name the part of the cell concerned with the following :
The entry of only certain substances into and out of the cell.
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उत्तर
Cell membrane
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संबंधित प्रश्न
Which type of cell division is required for growth and repair of body and which type is involved in formation of gametes?
Name the part of the cell concerned with the following:
Hydrolytic in function
Write a short answer.
Why are mitochondria called the powerhouse of the cell?
Why was the invention of the microscope so important to the study of living beings?
Describe the structure of the chromosome in brief.
Match the items in column A with the appropriate items in column B:
| column A | column B |
| 1. Platform or workplace for the synthesis of proteins | a. Golgi complex |
| 2. A powerhouse of cells | b. Ribosomes |
| 3. Help in the formation of cell plate during cell division | c. Chloroplast |
| 4. Site for photosynthesis | d. Mitochondria |
| 5. Control tower of cell | e. Chromosomes |
| 6. A structure bearing genes | f. Nucleus |
Which is the longest human cell?
An electron microscope is necessary for the study of ______.
Robert Hooke saw many objects like Butterfly’s compound eyes, Bee’s wings, etc.
