Embryonic stem cell (true stem cell)  have the potential to differentiate into almost any cell in the embryo including muscle, blood ,heart and nerve cells.They are primarily involved in growth and development.

TLS Online TPP Program

#Id: 2907

#Unit 3. Fundamental Processes

The function of DnaC is that of a chaperone to repress the helicase activity of DnaB until it is needed.

TLS Online TPP Program

#Id: 2908

#Unit 3. Fundamental Processes

Each DnaB-DnaC complex consists of six DnaC monomers bound to a hexamer of DnaB

TLS Online TPP Program

#Id: 2909

#Unit 3. Fundamental Processes

he prepriming complex generates a protein aggregate of 480 kD, which corresponds to a sphere of radius 6 nm

TLS Online TPP Program

#Id: 2912

#Unit 3. Fundamental Processes

Each DnaB activates a DnaG primase-in one case to initiate the leading strand, and in the other to initiate the first Okazaki fragment of the lagging strand

TLS Online TPP Program

#Id: 2913

#Unit 3. Fundamental Processes

Gyrase, a type II topoisomerase, provides a swivel that allows one DNA strand to rotate around the other.

TLS Online TPP Program

#Id: 2914

#Unit 3. Fundamental Processes

The protein single-strand binding protein (SSB) stabilizes the single-stranded DNA as it is formed and modulates the helicase activity.