DNA Structure and Replication
The melting of 40-45 bp at the oriC site of E. coli requires

DNA + ATP + HU + DNAb
DNA + ATP + HU + DNAb + DNAa + Pol III holoenzyme
DNA + ATP + HU
DNA+ ATP + HU + DNAb + DNAa

ANSWER DOWNLOAD EXAMIANS APP

DNA Structure and Replication
Nucleosome is

an hexamer of three histones with H1 protein
an octamer of four histones without H1 protein
an hexamer of three histones without H1 protein
an octamer of four histones with H1 protein

ANSWER DOWNLOAD EXAMIANS APP