DNA
Test Your DNA Knowledge
Test your understanding of DNA and its intricacies with this engaging quiz! Dive into topics such as enzyme fun
- 15 multiple-choice questions
- Explore critical concepts in molecular biology
- Challenge yourself and see how much you know!
Enzyme in charge of stabilizing the unbound DNA
Single stranded binding protein
Helicase
Topoisomerases
Primase
In charge of breaking down RNA primer and filling gaps with DNA
DNA polymerase III
DNA polymerase II
Primase
DNA polymerase I
Enzyme that has 3’—>5’ exonuclease activity proofreads each added nucleotide
DNA polymerase III
DNA polymerase II
Primase
DNA polymerase I
In charge of joining okazaki fragments
DNA polymerase I
DNA ligase
Primase
Telomerase
In eukaryotes is in charge of building the leading strand
DNA polymerase alpha
DNA polymerase gamma
DNA polymerase delta
DNA polymerase beta
Replicates mitochondrial DNA
DNA polymerase alpha
DNA polymerase gamma
DNA polymerase delta
DNA polymerase beta
Antibiotic that works by inhibiting topoisomerases
Macrolides
Metronidazole
Fluoroquinolones
Tetracyclines
Stop codons:
UGA, UAG, UAA
UAA, UAU, UAG
UGU, UGA, UGG
UUG, UAG, UGU
In eukaryotes codes for methionine, known to be the starting codon
AUU
GUG
AUG
UAA
Order in which base excision repair works:
Glycosylase --> ligase --> Dna polymerase
Endonuclease --> glycosylase --> dna polymerase --> ligase
Endonuclease --> dna polymerase --> ligase
Glycosylase --> endonucleases --> dna polymerase --> ligase
The change of glutamic acid for valine results in:
Sickle cell disease
Duchenne muscular dystrophy
Tay-sachs
Xeroderma pigmentosum
TRNA wobble refers to:
A transition from purine to pyrimidine
A nucleotide substitution that results in changed aminoacids
A change in the 3rd position but usually codes for same aminoacid
Deletion of insertion of a number of nucleotide not divisible by 3
Example of a damage in nucleotide excision repair
Lynch syndrome
Xeroderma pigmentosum
Ataxia telangiectasia
Duchenne muscular dystrophy
Mutation that refers to deletion or insertion of a number of nucleotide not divisible by 3, misreading all nucleotides downstream.
Nonsense mutation
Missense mutation
Frameshift mutation
Splice mutation
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