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Intro to Bio - MCAS
MCAS Vocabulary Intro to Bio
Question | Answer |
---|---|
metabolism | all of the chemical reactions that build or break down materials within an organism |
axon | long fiber that carries electrical impulses away from the nerve cell body |
evolution | change over time; process by which modern organisms descended from ancient organisms |
theory | well-tested, well-supported explanation that unifies a broad range of observations |
species | two organisms that are so similar they can interbreed in nature and produce fertile offspring |
ecosystem | all the organisms in a particular location, including their non-living environment |
population | members of a species in a defined area |
biosphere | part of Earth that living organisms inhabit |
community | populations of different organisms living in a defined area |
nutrient | chemical that an organism needs to live |
DNA | double stranded nucleic acid that stores and transmits genetic information |
chemical reaction | process that changes one set of chemicals into another set of chemicals |
glucose | simple sugar that is used to make ATP through cellular respiration |
insulin | protein hormone that helps to decrease blood sugar |
circulatory system | body system consisting of the heart and blood vessels that circulate blood through the body |
kidneys | organs that filter nitrogen waste |