explain the genetic events that enable so many different cell types to arise from one unspecialized cell

1 answer:

4 0

All cells in the body have the same genetic material, e.g. they have same DNA. However, not all genes are active at the same time and in all cells. Thus, different genes are transcribed in different specialised cells. There are transcription factors that control which genes will be transcribed and which will be suppressed. Also, specialised cells in an embryo release signalling proteins that help in cell differentiation.

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vampirchik [111]

Answer:

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just olya [345]

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PolarNik [594]

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c , b , a

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The sequence in which the action would pass through points c, b , a.

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PLZZZZZZZZZZZZZZ ANSWER! Through the process of mitosis, the nucleus divides to form _____ new nuclei, each containing _____ num

vazorg [7]

<h2>Answer:</h2>

The correct option is A (2; the same).

Through the process of mitosis, the nucleus divides to form <u>2</u> new nuclei, each containing <u>the same</u> number and type of chromosomes as the original.

<h3>Explanation:</h3>

Mitosis is the type of cell division cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.

According to above definition, First option proves to be correct.

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