What is the most important life form during the beginning of pedogenesis? a. earthworms and ants
b. lichens
c. grasses and ferns

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 best describes the structure of the declaration of independence?

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