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Katlyn93

Answer: The major purpose of mitosis is for growth and to replace worn out cells.

Explanation: The main functions of mitosis are growth and repair. Some cells once fully formed do not undergo cell division, such as nerve cells and muscle cells. Since you can never re-grow or repair these types of cells once they are mature, you must take care of the ones you have.

The two reasons why cells undergo the process of mitosis is development and growth for cell replacement and asexual reproduction.

What is mitosis ?

Mitosis is defined as the division of a cell of body that results in formation of two cells, each with the same number of chromosomes as the original cell.

Chromosome is the structure found inside the nucleus of a cell. A chromosome is made up of proteins and DNA organized into genes. Each cell normally contains about 23 pairs of chromosomes.

What are the two reasons why cell undergoes the process of mitosis ?

  • Development and growth for cell replacement - When an original cell is damaged or wounded , new cells are created to replace that are damaged. This occurs due to mitosis when the new cells grow in the embryo of the nucleus.
  • asexual reproduction - Single-celled organism and certain multicellular organism use mitosis for asexual reproduction. This includes reproduction by fragmentation. Example - planaria

To learn more about mitosis, refer -

https://brainly.com/question/5175368

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