Pill bugs" or "sow bugs", often found under rocks and logs in moist places, have the ability to roll up into a ball when disturbed. sow bugs are really crustaceans, not insects. therefore, sow bugs do not have

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.

The tubes transporting minerals and water upward are called ?

Long-period comets come from the oort cloud particles in earth’s atmosphere material from the asteroid belt the kuiper belt