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Evolution 4a/b/e Voc

Evolution Part 1 Vocabulary 4a/b/e

QuestionAnswer
genetic variation differences between individuals in a population, caused by sexual reproduction or mutation
adaptation physical or behavioral trait that helps an organism survive and reproduce
environmental factor (pressure) things that organisms struggle against or compete for to survive - climate, food, water, living space, predators, disease, mates
natural selection process by which the most well adapted organisms pass on their genes more frequently, leading to increase in number of organism with similar traits
evolution change in inherited traits in a species over time
trait any physical or behavioral characteristic of an organism
generation all of the offspring born in the same time period (year, season, etc)
population group of organisms of the same species living in the same region
probability chance of an event occurring
species group of similar organisms that can reproduce
fitness Ability for an organism to survive and reproduce, due to adaptations to ecosystem
artificial selection (selective breeding) Process where humans choose plants or animals to reproduce in order to produce offspring with desired traits
Created by: Mrs. Corey
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