Suppose you are studying a population of bacteria in a lab some of the bacteria are born with a mutation that provides them resistance to antibiotics. explain how competition in this population can lead to evolution and make a prediction of how this evolution will occur.

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

Transmission electron microscope are best for viewing a) microorganisms in pond water b) internal organs of a mouse c)internal structures of a cell d) surface features of a specimen

The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates