Aspore that contains a bacterium's dna and can survive harsh cinditions is a(n)?

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.

Which muscle is responsible for inhalation ?

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities