The process in which organisms with traits well suited to an enviroment are more likely to survive amd tp produce offspring is origin of species, genetic principles, natural selection

Natural Selection

Explanation:

The answer to your question is natural selection

about 40,000,000 results (0.81 seconds)  

search results

what do the different brain waves do?

explanation:

brainwaves are produced by synchronised electrical pulses from masses of neurons communicating with each other. brainwaves are detected using sensors placed on the scalp. brainwave speed is measured in hertz (cycles per second) and they are divided into bands delineating slow, moderate, and fast waves.