I think the correct answer from the choices listed above is option C. The continent that was not covered by ice during the Pleistocene ice age. This is because the southern location of this nation made it much harder for ice to form, even during this time. Hope this answers the question.
Semi-conservative DNA replication means that one stand is new DNA and the other contains a newly synthesized strand.
How old it is compared to another specimen in relation.
S phase of interphase where the DNA replication takes place.