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20 terms

Fuggi Final Exam Study Guide 3 2013

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abiotic factor
all the non-living parts of an organism's habitat which include water, sunlight, oxygen, temperature, and soil
biotic factor
the living parts of a habitat
birth rate
the number of births in a population in a certain amount of time
carrying capacity
the largest population that an area can support
community
all the different populations that live together in an area
death rate
the number of deaths in a population in a certain amount of time
ecology
the study of how living things interact with each other and non-living things in their environment
ecosystem
the community of organisms that live in a particular area, along with their non-living surroundings
emigration
leaving a population
estimate
an approximation of a number, based on reasonable assumptions
habitat
an evironment that provides the things that the organisms need to live, grow, and reproduce
immigration
moving into a population
indicates a carrier of the trait on a pedigree
a half shaded circle or square
indicates an individual that has a trait and will express it on a pedigree
a fully shaded circle or square
limiting factor
an environmental factor that causes a population to decrease
organism
a living thing
photosynthesis
the process by which plants make their food
population
all members of one species in a particular area
population density
the number of individuals in an area of a specific size
species
a group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce