A mutation changes a codon from UCG to UAG. This mutation is a:
Missense mutation
Silent mutation
Frameshift mutation
Nonsense mutation
Related Questions
During DNA replication, the enzyme responsible for removing RNA primers and replacing them with DNA is:
DNA polymerase III
DNA ligase
Primase
DNA polymerase I
A mutation changes a codon from UCG to UAG. This mutation is a:
Missense mutation
Silent mutation
Frameshift mutation
Nonsense mutation
Which histone protein is NOT a core component of the nucleosome?
H2A
H2B
H3
H1
In eukaryotic DNA replication, which of the following is NOT a function of topoisomerase?
Relieving torsional stress
Preventing supercoiling
Untangling DNA strands
Synthesizing RNA primers
A bacterial strain has a mutation in the gene encoding DNA gyrase. Which antibiotic would likely be ineffective against this strain?
Penicillin
Tetracycline
Ciprofloxacin
Erythromycin
If a viral genome consists of 5000 base pairs, what is its approximate length in nanometers, assuming a 0.34 nm distance between base pairs?
1700 nm
5000 nm
170 nm
500 nm
Which of the following DNA sequences would have the highest melting temperature?
ATATATATAT
AGCTAGCTAG
GCATGCATGC
GCGCGCGCGC
A DNA molecule stretches 2.2 meters. Approximately how many base pairs constitute this DNA molecule?
6.5 x 106
3.2 x 109
6.5 x 109
1.1 x 109
A bacterial chromosome has base pairs. Calculate the approximate length of this chromosome in micrometers, given that the distance between base pairs is 0.34 nm.
1564 micrometers
1.564 micrometers
4.6 micrometers
0.34 micrometers
If the length of a DNA molecule is 1.1 meters, approximately how many base pairs does it contain?
3.2 x 106
3.2 x 109
1.1 x 109
0.34 x 109
