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biology final exam review

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biology word
definition
analysis   interpretation of data  
biology   science that seek to understand the living world  
cellular respiration   releases energy by breaking down glucose and food molecules with oxygen present  
diffusion   when molecules move are moved through protein channels  
osmosis   movement of water according to the gradient  
photosynthesis   process inwhich autotrophs use light to convert water, co2, into energy compounds usable by the plant; glucose  
cell cycle   series of events that the cell goes through to grow and divide  
replication   copying process in which cell duplicates its  
heterozygous   organism that has two different alleles for one trait  
hybrid   offspring of crosses between parents of different traits  
incomplete dominance   situation in which one allele is not completely dominant over the other  
principle of independent assortment   alleles of different genes; usually segregated  
autotroph   an organism that makes its own food  
biodiversity   total of variety of organisms in the biospherean organism that obtains energy throught the consumation of other animals  
carnivore   an organism that obtains energy through the consumation of other animals  
commensalism   process in which one member is helped, the other is normal  
consumer   organisms that gains energy by consuming other organisms  
decomposer   organisms that gain energy through dead organisms  
food chain   series of steps in which energy is transformed by being consumed  
food web   complex interactions formed by feeding relationships between many organisms  
herbivore   organism that obtains energy by eating only plants  
heterotroph   organism that eats for energy; called a consumer  
limiting factor   factor that causes the growth of the population to decrease  
mutualism   when both organisms benefit from the relationship  
omnivore   eats bothe plants and animals for energy  
succession   a series of predictable changes overtime  
trophic level   a step in food chain or food web  


   





 
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Created by: jojo0414 on 2006-12-13



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