BIOL 1082- Midterm Exam Guide - Comprehensive Notes for the exam ( 122 pages long!)
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If an organism has a trait that gives its offspring an advantage in escaping predators, obtaining food, or tolerating physical conditions. When such advantages increase the number of offspring that survive and reproduce, the traits that are favored will likely appear at a greater frequency in the next generation. Thus, over time, natural selection resulting from factors such as predators, lack of food, or adverse physical conditions can lead to an increase in the proportion of favorable traits in a population. The advantageous variations will gradually accumulate in the population, and less favorable variations will gradually diminish. Individuals whose inherited traits give them a higher probability of surviving and reproducing in a given environment tend to leave more offspring than other individuals. Be able to explain why each misconception is often held and what is wrong with it. For now you can skip the section entitled.
