According to cell theory, all cells carry out the functions needed to sustain life. that means all cells must contain a) dna. b) a nucleus. c) organelles. d) a control center.

The process by which natural forces move weathered rock and soil brim one place to another is called

There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule

Select the true statements about eubacteria. most live as decomposers and heterotrophs. most only thrive in a narrow range of environments. certain eubacteria are responsible for food poisoning. eubacteria thrive in extreme environments.