Question

1.For each of the following items, which refer to bacterial genes, indicate whether it is / or functions at the level of, DNA, RNA, or protein:

a.RNA polymerase sigma factor (DNA, RNA or protein)

b.Promoter (DNA, RNA, protein)

c.-10 TATA box (DNA, RNA or protein)

d.transcription termination signal (DNA, RNA or protein)

e.operator (DNA, RNA or protein)

f. repressor (DNA, RNA or protein)