All cells have a protective barrier that is formed of proteins and a lipid bilayer. what is the name of this barrier? a. cytoplasm b. phospholipid barrier c. cell membrane d. cell wall

Based on the results of this study, what questions remain unanswered? how can these questions guide future research

This organism is not capable of performing photosynthesis. (horseshoe crab) true false

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