Transcription Flashcards
(12 cards)
1
Q
RNA =
A
ribonucleic acid
2
Q
________ replaces thymine in RNA
A
Uracil
3
Q
What type of RNA polymerase transcribes all protein coding genes
A
RNA polymerase II
4
Q
RNA polymerase requires _______________ to initiate transcription
A
transcription factors
5
Q
Starting point for RNA synthesis where polymerase binds tightly
A
Promoter
6
Q
What TFII binds at TATA box
A
TFIID
7
Q
What TFII opens up double helix to create transcription bubble
A
TFIIH
8
Q
What TFII helps to position RNA
polymerase II
A
TFIIE
9
Q
What are the components of RNA processing?
A
- RNA splicing (intron removal)
- 5’ end capping
- polydenylation of 3’
10
Q
Recognise splice site and
phosphate backbone cut
A
Spliceosome
11
Q
__________ switch genes off
A
Repressors
12
Q
___________ turn genes on
A
Activators
