7.2 Factors affecting gene expression Flashcards
1
Q
What are transcription factors
A
- Proteins which bind to DNA
2
Q
Explain how transcription factors could result in an increase of the rate of glycolysis
A
- transcription factors can turn on gene expression
- Bind to a promoter region to stimulate transcription
3
Q
State the meaning of the term DNA methylation.
A
Methyl group added to a base (adenine or thymine)
4
Q
Describe epigenetic modification
A
Changes that affect gene expression such as DNA methylation
To differentiate a cell
5
Q
A
