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Biology-Related Homework Help Genetics and Developmental Biology Topic started by: bummblle on Feb 12, 2018



Title: If it takes 40 minutes to replicate the entire E. coli chromosome, how can the cell divide as ...
Post by: bummblle on Feb 12, 2018
If it takes 40 minutes to replicate the entire E. coli chromosome, how can the cell divide as quickly as every 20 minutes?
 
  What will be an ideal response?


Title: If it takes 40 minutes to replicate the entire E. coli chromosome, how can the cell divide as ...
Post by: lakernation24 on Feb 12, 2018
Ans: Rounds of DNA replication must be overlapping. If a cell lineage is rapidly dividing, when a particular cell divides, the two segregating chromosomes are already partially replicated.