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प्रश्न
Distinguish between the following pairs of terms :
Nucleolus and nucleus
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उत्तर
| Nucleolus | Nucleus |
| It is not enclosed by limiting membrane. | It is enclosed by a double layered limiting structure, also called the nuclear envelope. |
| It controls ribosome formation. | It controls activities of the cell. |
| It is rich in RNA | It is rich in DNA or the genetic material. |
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संबंधित प्रश्न
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I support the cell, but I am not a cell wall. I have a body resembling a net.
_________ consists of membranous sacs and secrets 40 types of digestive enzymes.
Fill in the blanks :
Very thin flexible, a living membrane which is differentially permeable, is called__________.
Distinguish between the following pair of terms:
Protoplasm and cytoplasm
Mention any three differences between a living cell and a brick in a wall.
State the major function of the following :
Chromosomes:
Write true or false for each statement. Rewrite the false statements correctly:
At the time of cell division the chromatin network changes into small thread-like structures called genes
Write true or false for each statement. Rewrite the false statements correctly:
A mitochondrion is bound by two membranes
Identify the cellular structure with the help of the following clue:
It is made up of lipoproteins.
Identify the cellular structure with the help of the following clue:
A non-living rigid layer surrounding the plasma membrane.
