In a forest ecosystem you would find weather because weather is everywhere on Earth, and you would find trees because a forest has lots of trees, and you would most likely find bears because they are a natural life source and live in most ecosystems.
answered: Guest
"a.) well–developed vascular system."
answered: Guest
genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).
Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings