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ACT science3

TermDefinition
adaptations a change or changes in an organism that makes it more fit for survival
compounds a pure substance composed of two or more elements
elements one of the fundamental substances that cannot be broken down into simpler substances by chemistry
isotonic equal osmotic pressure
mutation a change in hereditary material resulting from a change in gene or chromosome
osmosis the movement of a solvent through a semipermeable membrane into a solution in which the concentration of the solute is higher to equalize
solution the process by which a solute is mixed in a solvent, or the mixture that is created
atoms the smallest unit of an element
biomes a distinct type of ecological community
diffusion the intermingling of molecules by random thermal agitation
fusion a nuclear reaction in which nuclei are combined
immunity the ability to resist a particular disease
light year 5.88 trillion miles, distance light travels in one year
pH the measure of acidity or alkalinity of a solution
traits an inherited characteristic
habitat the environment in which an organism naturally lives
metabolism the process in which energy is made available for an organism
symbiosis the living together of two unlike organisms
anaerobic an organism that lives in the absence of free oxygen
aerobic an organism that uses oxygen in its metabolic processes
Created by: JasperACTprep