1. Synthesis of which of the following proteins is not induced by the SOS signal?
DNA polymerase I
DNA polymerase II
DNA polymerase IV
DNA polymerase V
none of the above
2. N-glycosyl bond cleavage is the first step of:
Base excision repair
Mismatch repair
Nucleotide excision repair
SOS response
photoreactivation
3. The ________ repair pathway removes and replaces damaged or inappropriate bases.
Base excision
Mismatch
Nucleotide excision
SOS response
none of the above
4. In eukaryotic cells, thymine-thymine dimers are primarily repaired by:
Base excision repair
Mismatch repair
Nucleotide excision repair
SOS response
photoreactivation
5. __________ is the repair of UV-damaged DNA by a light-dependent enzymatic reaction.
Photoreactivation
Sensory deprivation
Photoinduction
Photosynthesis
none of the above
1. Synthesis of which of the following proteins is not induced by the SOS signal?
| DNA polymerase I |
| DNA polymerase II |
| DNA polymerase IV |
| DNA polymerase V |
| none of the above |
2. N-glycosyl bond cleavage is the first step of:
| Base excision repair |
| Mismatch repair |
| Nucleotide excision repair |
| SOS response |
| photoreactivation |
3. The ________ repair pathway removes and replaces damaged or inappropriate bases.
| Base excision |
| Mismatch |
| Nucleotide excision |
| SOS response |
| none of the above |
4. In eukaryotic cells, thymine-thymine dimers are primarily repaired by:
| Base excision repair |
| Mismatch repair |
| Nucleotide excision repair |
| SOS response |
| photoreactivation |
5. __________ is the repair of UV-damaged DNA by a light-dependent enzymatic reaction.
| Photoreactivation |
| Sensory deprivation |
| Photoinduction |
| Photosynthesis |
| none of the above |
