E.coli Chromosomes

Multiple Choice

E.coli chromosomes:

A) Replicate in a unidirectional pattern from a single, unique origin, called oriC.
B) Adopt a u-shaped conformation during replication.
C) Consist of two Y-shaped replication forks which move in same direction
D) Have AT-rich regions at the origin of replication to maintain a tight conformation between strands, this facilitates the formation of the replication bubble.
E) None of these