A protein called p53 can keep cells from dividing. To prevent cell division, this protein most likely stops:

Mutation

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Osmosis

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Mitosis

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Amitosis

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Solution

The correct option is C Mitosis
Body cells of all animals and plants undergo a cell division called mitosis, involving changes in the structure of chromosomes, but without any change in the chromosomal number. It is a process of nuclear division in eukaryotic cells that occurs when a parent cell divides to produce two identical daughter cells.

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p 53

is a protein that functions as a transcription factor, acting as a promoter for genes that lead to cell death in cells with damaged DNA. Sometimes cells also produce a protein called

M d m 2

that also bonds with

p 53

, preventing its attachment to DNA.What is the most likely effect this would have?

Q. p53 is a protein that promotes transcription of a gene that suppresses cell division. Ras is a protein that can activate the transcription of proteins that promote cell division.
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