Write the order that blood moves through the heart beginning with the return of blood to the heart from the upper and lower portion of the body showing the flow until the blood completes its movement through the heart and leaves the heart returning blood back to the body cells.

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

How does friction with the atmosphere affect the speed of an artificial satellite

Are gametes exactly the same? explain why or why not?