Central Dogma
What is the central dogma?
DNA -> RNA -> protein
transcription and translation
What does the RNA polymerase bind to so that initiation begins?
What triggers translation to begin in the ribosome?
recognition of AUG start codon
The tRNA enters the ribosome in the ___ site and exits the ____ site
A and E
Who presently has the best winning percentage in the MLB?
Kansas City Royals babyyyyy
What adds nucleotides in REPLICATION
DNA polymerase III
Elongation adds what base pairs? Is there proofreading?
A U C G, nope
The genetic code is _____ but not ______
degenerative; ambiguous
When there is lactose and glucose, the lac operon is....
sloooow transcription of lac
enhancer
What adds nucleotides in TRANSCRIPTION
RNA polymerase II
What is the first product of transcription?
What gets cut out of this?
What does the cutting?
pre-mRNA
introns get cut out
spliceosome
What possesses the anticodon? and what does it have attached to it?
tRNA, amino acid
the lac operon is _____, while the trp is ____
inducible; repressible
Starting outside of the cell, how many membranes are crossed to get into the thylakoid intermembrane space
3
On what end of the growing strand are new bases added?
3'
Where does transcription take place? and translation?
in the nucleus
cytoplasm in ribosome and rough ER
the DNA template is 5' GCA 3'
What is the non-template, codon, and anticodon
3' CGT 5'
3' CGU 5'
5' GCA 3'
when there is tryptophan present, the trp operon is (on or off) because tryptophan binds to a _____
off, repressor
If the G is positive, what does this mean for the reaction equilibrium
nothing!!
In transcription A's pair with ?
In replication A's pair with ?
U
T
Can transcription and translation happen at the same time?
in prokaryotes
What loads the tRNA with an amino acid?
tRNA synthetase
A deletion of 5 base pairs is a ....
frame shift
What are most buildings on Iowa's campus named after?
past presidents