Which renewable resource is used MOST in all sectors of the economy? A. wind B. hydropower C. solar D. biomass

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 is the ecological role of food chains and food webs

The function of the excretory system is to control homeostasis and