What is true about genetic mutations?

a) most are positive
b) most are neutral
c) most are negative

When does dna replication(make a copy of itself)?

Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red.b) the pollen grains will be pure blue.c) the pollen grains will have red interiors and blue exteriors.d) the pollen grains will have blue interiors and red exteriors.

Asap what occurs after cytokinesis is completed at the end of meiosis 1?