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Cheatography

Exam 1 revie Cheat Sheet (DRAFT) by

Chap 1,2, 41

This is a draft cheat sheet. It is a work in progress and is not finished yet.

Natural selection :

Only organisms with the traits most helpful/ useful in their enviro­nment survive to reproduce and pass on these helpful/ useful genes to offsprings
 

Models of Natural Selection

1) Selective advantage/ Differ­ential survival
2) Reprod­uctive fitness (pass genes on to offspr­ings)
 

Atomic Structure is the basis for Life's Chemistry

* matter is composed of atoms. Each atom consists of a positively charged nucleus made up of protons and neutrons, surrounded by electrons bearing negative charges