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EOC Review

April 11th

AnswerAnswer
Density- Independent Factor a variable hat affects population regardless of size: Climate, flood, and tornado
Density-dependent factor a variable affected by the number of organisms in given area: Food and Water
Producer/Consumer P-can make own food C- relies on others for food
Genetic Drift the random change in allele frequency in a population Ex; Natural disasters, disease
Gene Flow the movement of individuals to or from a population
Immigrants add alleles to the population
Emmigrants take alleles away
Carrying Capacity the largest population that an environment can support
Speciation formation of a new and distinct species in the course of evolution
Reproductive Isolation the condition in which two populations of the same species do not breed with one another because of their geographic separation
Vestigial Structure an anatomical feature or structure that no longer has a purpose in a modern organism Ex; appendix
Natural Selection survival of the fittest, organisms with the best genes/traits live the longest
Chemosynthesis Occurs in deep ocean environments, a process to obtain food using chemical energy
Photosynthesis Plants make glucose/sugar using sunlight, oxygen is released
Cellular Respiration breaking down glucose- oxygen is required for this
Cyanobacteria responsible for oxygen on land
Endosymbiosis Relationship where one organism lives within another
Created by: joslyn.rockey
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