Evolution can be described as the change in frequencies of a over time. The process of acts on specific and causes a change in the frequency of the alleles that produce them. A population of organisms with similar phenotypes that interbreed is defined as:

Patricia is told by her physician that her body and brain chemistry have physically adapted to the drug and that she has become dependent on the tranquilizers prescribed for her by another doctor.

Are the earth's ocean floor and continents the same age geologically? why or why not?

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."