Which of the following statements is true? (3 points) galaxies are held together by gravity. galaxies cannot be held together at all. galaxies are being pulled apart by gravity. galaxies are not real.

15 points come and ! which characteristic describes all bacteria? a rod-shaped b microscopic c multicellular d autotrophic

Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass

Indicate whether the following statements about the biases in the fossil record are true or false. a) inland species are more likely to be preserved than marine species b) organisms with hard body parts are more likely to be preserved than are those composed soft tissues. c) species that existed over a larger area are more likely to be preserved than species existing over a smaller area. d) organisms that lived very long ago are more likely to be found as fossils than organisms that lived relatively recently e) the fossils of larger organisms are more likely to be found than the fossils of smaller organisms