Evoution terms and descriptions
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each of the black spaces below before clicking
on it to display the answer.
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| Overprodduction | Specieces produces more offspring than can survive
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| Variation | Differences between individuals of the same species
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| Adaptation | A trait that is favourable to an organisms survival and reproduction
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| Fitness | how good a particular genotype is at leaving offspring in the next generation relative to how good other genotypes are at it
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| DNA | A large biological molecule composed of subunits known as nucleotides strung together in long chains. Changes in DNA result in mutations, which may be beneficial, neutral, or deleterious to the organism.
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| Species | A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding
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| Allele | Each of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.
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| Chromosome | A double stranded DNA molecule that contains a series of specific genes along its length. In most sexually reproducing organisms, chromosomes occur in pairs, with one member of the pair being inherited from each parent.
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| Evolution | Evolution consists of changes in the heritable traits of a population of organisms as successive generations replace one another. It is populations of organisms that evolve, not individual organisms.
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| Population | A group of organisms of the same species that are in close enough proximity to allow them to interbreed.
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| Speciation | The evolutionary processes through which new species arise from existing species.
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| Trait | A physical or behavioral characteristic of an organism.
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