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Week 5 Exam notes

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University of Guelph
BIOL 1070
Wright& Newmaster

Week 5 exam notes Obligate mutualists must live with a partner species. Carrying capacity refers to the number of individuals who can be supported in a given area within natural resource limits, and without degrading the natural social, cultural and economic environment for present and future generations. Population Growth: Population growth is the change in the number of individuals during some period of time Equation for population size: (Pt2) = Pt1 + B - D + I – E Matching terms with definitions: An interaction between two or more species, where __1_ species derive a mutual benefit, for example an 1. Mutualism increased carrying capacity. 2. Neutralism The relationship between two species which interact __2_ but do not affect each other. 3. Amensalism __3_ An interaction between organisms or species, in which one species benefits at the expense of another. 4. Competition An interaction between organisms or species, in __4_ which the fitness of one is lowered by the presence of another.
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