1 Synthesis of which of the following proteins is not induce

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

Solution

Synthesis of which of the following proteins is not induced by the SOS signal...........DNA polymerase I