The first step in the scientifc method, is to ask a question or

answer; a muscle cell, another neuron and a of the above

the offspring would all be white. if the parents are both white flowers then they have the genotype rr, which when crossed results in an all white punnet square.

as in mitosis, dna replication occurs during interphase.   in meiosis, it occurs specifically in s phase of interphase 1.