Cell Division


 
 
Concept Explanation
 

Cell Division

Cell division is the process in which parent cell divides into daughter cells.These daughter cells further divide to form new daughter cells.Cell division is actually a part of cell cycle. The cell cycle is a four stage process in which the cell increases in size, copies its DNA, prepares to divide, and divides.  Cell division is a also a method of reproduction.

There are basically two types of cell divisions :- Mitosis and Meiosis

Mitosis:

Mitosis is the process of cell division in which a cell divide to form two daughter cells. Before division of cell there occur duplication of genetic material(DNA) and cytoplasm which is distributed equally among the daughter cells. Mitosis division is also called as equational division because the number of chromosomes in each daughter cells are equal to there parents. Mitosis is observed in almost all the body’s cells, including eyes, skin, hair, and muscle cells.

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Sample Questions
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Question : 1

Which of the following could be found in both, the nucleus and cytoplasm ?

Right Option : D
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Explanation
Question : 2

Match the following:

Column I Column II
 1. Chromatid lengthens,becomes thinner and form a network of chromatin fibres 1. Anaphase
 2. Chromosomes lined up in one plate at equator. 2. Telophase
 3. Nuclear membrane and nucleolus disappear. 3. Metaphase
 4. Furrow starts in the cell membrane at the middle in animal cell 4. Prophase
Right Option : D
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Explanation
Question : 3

The tips of the chromosomes are called __________________

Right Option : C
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Explanation
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