Chapter 16_Quiz 4/25 Flashcards
1
Q
What are the four levels of gene expression regulation?
A
- Transcription
- RNA processing
- Translation
- Posttranslational medifications
2
Q
Define Epigenetics
A
Study of mechanisms that leads to change in gene expression
3
Q
(T or F) Epigenetics are reversible
A
True
4
Q
Epigenetics do not involve a______________ in the ______________of DNA.
A
change, sequence
5
Q
What is transgenerational epigenetic inheritance?
A
Epigenetic change that is passed from parent to offspring (e.i. genomic imprinting)
6
Q
What are the five mechanisms involved in epigenetic gene regulation?
A
- DNA methylation
- Chromatin remodeling
- Covalent histone modification
- Localization of histone variants
- Feedback loop
