what is nuclear division?

what are the two types of nuclear division?

what is cell division?

what must happen before a nucleus can divide?

why must the DNA replicate?

which model is universally accepted for DNA replication?

how many requirements are there for DNA replication to occur?

what are the requirements?

which enzyme breaks up the hydrogen bonds linking the base pairs?

what does DNA helicase cause the double helix to do?

what then happens to each exposed polynucleotide?

what is used to activate the nucleotides?

what joins the activated nucleotides together?

what does each new DNA molecule contain?