Multicellular organisms are made up of different types of differentiated cells. Given that all cells in an organism

have the same DNA-and thus the same genes-explain how it is that different genes can be expressed only in

certain types of cells.

Question

Chi Chi

Biology

26 April, 07:01

Multicellular organisms are made up of different types of differentiated cells. Given that all cells in an organism

have the same DNA-and thus the same genes-explain how it is that different genes can be expressed only in

certain types of cells.

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Answers (1)

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Yasmin Fletcher · Answer 1

There are histones in the nucleus that DNA coils around. The part of the DNA that is coiled around the histones is not accessible, and cannot be expressed in that cell. DNA that is not wrapped around a histone can be transcribed.

Multicellular organisms are made up of different types of differentiated cells. Given that all cells in an organismhave the same DNA-and thus the same genes-explain how it is that different genes can be expressed only incertain types of cells.

Multicellular organisms are made up of different types of differentiated cells. Given that all cells in an organism

have the same DNA-and thus the same genes-explain how it is that different genes can be expressed only in

certain types of cells.