Final answer:
The false statement regarding recombination repair is that the structure of a stalled replication fork is the same as a Holliday junction, which may not be true as the resolution mechanisms can differ.
Step-by-step explanation:
The false statement in regard to recombination repair of replication errors is option C: 'The structure of the stalled fork is the same as Holliday junction and may be converted to a duplex and ds breaks by resolvases.' Although a stalled replication fork can lead to structures that resemble a Holliday junction during homologous recombination repair, the process to resolve these structures and the details of the formation and resolution of actual Holliday junctions involved in homologous recombination can differ from the process of restarting a stalled replication fork.
In recombination repair, when a replication fork encounters a single-stranded break, the fork may stall, and proteins involved in homologous recombination, such as RecA, can help to repair the break by facilitating strand invasion and template switching. This process restores the replication fork so that DNA replication can continue accurately, without leading to insertions or deletions that can result from erroneous repair.
In contrast, a Holliday junction is a specific four-stranded structure that can form during homologous recombination events such as genetic crossing over during meiosis, and while resolvases are involved in resolving Holliday junctions, the detailed mechanisms and circumstances differ from the process described for recombination repair at a stalled replication fork.