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natural selection

TermDefinition
Charles darwin English naturalist, geologist, and biologist,
migration the movement of people, animals, or organisms from one place to another to settle temporarily or permanently
adaptation the act or process of changing to fit new conditions, environments, or challenges, or something created by making that change,
habitat the natural environment or place where a plant, animal, or other organism lives and finds the basic components needed to survive
natural selection the differential survival and reproduction of individuals due to differences in their observable traits and genetic makeup
hypothesis a proposed, testable explanation for a phenomenon, observation, or research question that has not yet been proven
variation any change, difference, or deviation in condition, amount, level, form, or standard from a norm
species the basic unit of biological classification and the lowest major taxonomic rank in the Linnaean hierarchy
evolve to develop or change gradually over time
population the total number of people, animals, or living organisms inhabiting a specific geographic area or region at a given time
predator an organism that hunts, kills, and consumes other living creatures (its prey) for sustenance
prey an animal that is hunted, caught, and killed for food by another animal
environment the aggregate of surrounding things, conditions, and influences that affect the growth, health, and survival of a living organism or system
evolution the change in the heritable characteristics of biological populations over successive generations
decomposers living organisms that break down dead plants, animals, and waste materials into simpler inorganic substances
extinction the complete and permanent dying out of a species when its last living member dies
climate the long-term pattern of weather conditions in a region, usually averaged over a period of 30 years or more
hibernate A natural state of deep sleep or metabolic suppression entered by animals to survive cold winter months and food shortages.
biomes a large, naturally occurring community of flora and fauna filling a major habitat
fitness in natural selection an organism's relative ability to survive, reproduce, and pass its genetic traits on to the next generation
Created by: user-2007353
 

 



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