In your own words, describe the difference between the movement of particles in liquids and the movement of particles in gases.

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.

What enzyme is most important for dna replication and why?

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?