General Genetics Flashcards
Genetic code etc
1
Q
Open reading frame
A
Sequence of codons bounded by a start and stop codon
2
Q
Start codon
A
AUG
Methionine
3
Q
Stop codons
A
UAG
UGA
UAA
4
Q
snoRNAs
A
Small nucleolar RNAs
Involved in rRNA processing
5
Q
Kozak sequence
A
Consensus sequence ending in AUG to start initiation of translation
GCC, RCC, AUG
6
Q
5’UT
A
5’ untranslated sequence
Occured between start of codon reading and start codon
7
Q
Name 3 ribosome sites
A
Exit
Peptidyl
Aminoacyl
8
Q
Nonsense mutations
A
Alters codon from amino acid to stop codon
9
Q
Nonsense mediated mRNA decay
A
NMD
Eliminates mRNA with nonsense mutations
10
Q
Descrete chromosome compartments in interphase…
A
Territories
11
Q
Channels between territories..
A
Interchromosomal domains