adaptation - a trait that increases an organism's likelihood of survival and/or reproduction in an environment; changes in the distribution of traits within a population over time due to natural selection, antibiotic - a substance capable of killing and inhibiting growth of specific, microorganisms such as infectious bacteria and fungi, gene - a segment of DNA that codes for amino acids, determines organisms’ traits, bacteria - single celled prokaryotic organism, antibioticresistance - the ability of a bacterium to survive in the presence of an antibiotic that would normally destroy and/or kill it, evolution - the process whereby a population changes over time, mutation - a change in the DNA of an organism, natural selection - the process whereby organisms with heritable traits better suited to their environment tend to survive and reproduce more often than others within the population, variation - difference; a different form of something, distribution - the number of individuals with a certain trait in a population,

Evolution and Natural Selection

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