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प्रश्न
Where do the ribosomes get synthesized?
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उत्तर
Ribosomes are composed of RNA (Ribonucleic acid) and proteins. Ribosomes are synthesised in the nucleolus part of the nucleus as nucleolus is rich in RNA and protein molecules. Nucleolus is referred to as factory of ribosomes.
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संबंधित प्रश्न
Complete the crossword with the help of clues given below.
Across
1. This is necessary for photosynthesis.
3. Term for component present in the cytoplasm.
6. The living substance in the cell.
8. Units of inheritance present on the chromosomes.
Down
1. Green plastids.
2. Formed by collection of tissues.
4. It separates the contents of the cell from the surrounding medium.
5. Empty structure in the cytoplasm.
7. A group of cells.
What are main functional regions of the cell?
Who am I?
I am single layered, but maintain cellular osmotic pressure.
Give functions.
Vacuole
Who gives me the colour? (Select the correct option)
| a. Red tomato | 1. Chlorophyll |
| b. Green leaf | 2. Carotene |
| c. Carrot | 3. Anthocyanin |
| d. Violet | 4. Lycopene |
State whether the following statement is true (T) or False (F):
Anthocyanins are the pigments of flowers, which are dissolves in cell-sap.
Fill in the blanks :
__________ is a plastid which stores starch.
State the major function of the following :
Glycogen granule
Identify the cellular structure with the help of the following clue:
It consists of cisternae, vesicles and vacuoles.
Identify the cellular structure with the help of the following clue:
It gives turgidity to the plant cells.
