8. How does the proportion of hydrogen and helium in the universe support the Big Bang theory? It demonstrates the rate of expansion predicted by the theory.
It is the proportion predicted to be present in the early universe.
It proves that matter must be formed under high temperatures.
it shows that only simple elements are present in the universe.

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