Helicase, It may function with a particular polarity, preferring single-stranded DNA with a 3 ' end (3'-5' helicase) or with a 5' end ( 5 '-3' helicase).

TLS Online TPP Program

#Id: 3091

#Unit 3. Fundamental Processes

wo other proteins needed for division, ZipA and FtsA.

TLS Online TPP Program

#Id: 3092

#Unit 3. Fundamental Processes

A fixed time of40 minutes is required to replicate the E. coli chromosome, and an additional 20 minutes is required before the cell can divide.

TLS Online TPP Program

#Id: 3093

#Unit 3. Fundamental Processes

When cells divide more rapidly than every 60 minutes, a replication cycle is initiated before the end of the preceding division cycle.

TLS Online TPP Program

#Id: 3094

#Unit 3. Fundamental Processes

Initiation timing depends on accumulating the active initiator protein DnaA and on inhibitors that turn off newly synthesized origins until the next cell cycle

TLS Online TPP Program

#Id: 3095

#Unit 3. Fundamental Processes

Once replication has started, it continues until the entire genome has been duplicated.

TLS Online TPP Program

#Id: 3097

#Unit 3. Fundamental Processes

The unit of DNA in which an individual act of replication occurs is called the replicon