What do you understand by a leading strand and a lagging strand during DNA replication?

Leading strand is

The main reason for the presence of both a leading and a lagging strand during DNA replication is,

Differentiate between leading strand and lagging strand.

In which direction are the leading and lagging strands synthesized during DNA replication ? Name the enzyme responsible for this process.

Synthesis of leading and lagging strand require

What do you understand by "origin of replication" ?

A fragment formed at the lagging strand during DNA synthesis is

Why do you see two different types of replicating strands in the given DNA replication fork? Explain . Name these starands.