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Gene
Expression
AQA Unit 5 Biology
Frihah Parvaiz

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5 Most of a cell's DNA is not translated Totipotent cells are cells that can mature into any body cell.
During development, totipotent cells translate only part of their DNA, resulting in cell specialisation

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Totipotent cells occur only for a limited time in mammalian embryos. Multipotent cells are found in mature
mammals. They can divide to form only a limited number of different cell types.

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In mature plants many cells remain totipotent. They have the ability to develop in vitro into whole plants or
into plant organs given the correct conditions.

Process of plant tissue culture

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Totipotent and multipotent stem cells can be used in treating some genetic disorders.
In vitro cloning of human embryonic cells

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Pages in this set

Page 1

Preview of page 1

Page 2

Preview of page 2
Gene
Expression
AQA Unit 5 Biology
Frihah Parvaiz

Page 3

Preview of page 3

Page 4

Preview of page 4
5 Most of a cell's DNA is not translated Totipotent cells are cells that can mature into any body cell.
During development, totipotent cells translate only part of their DNA, resulting in cell specialisation

Page 5

Preview of page 5

Page 6

Preview of page 6
Totipotent cells occur only for a limited time in mammalian embryos. Multipotent cells are found in mature
mammals. They can divide to form only a limited number of different cell types.

Page 7

Preview of page 7

Page 8

Preview of page 8
In mature plants many cells remain totipotent. They have the ability to develop in vitro into whole plants or
into plant organs given the correct conditions.

Process of plant tissue culture

Page 9

Preview of page 9

Page 10

Preview of page 10
Totipotent and multipotent stem cells can be used in treating some genetic disorders.
In vitro cloning of human embryonic cells

Comments

No comments have yet been made