1. What is evolution
Biological evolution concerns changes in living things during the history of life on Earth. ... Scientific theories are explanations of natural phenomena built up logically from testable observations and hypotheses. ... But scientists can also use fact to mean something that has been tested or observed so many times that there is no longer a compelling reason to keep testing or looking for examples. ... Many of the most important advances in paleontology over the past century relate to the evolutionary history of humans. ...
- Word Count: 756
- Approx Pages: 3
- Grade Level: Undergraduate