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STEM Investigation 1

Diversity of Life Investigation 1 Terms

TermDefinition
claim An assertion, usually supported by evidence.
initial Occurring at the beginning.
evidence Information taken from data that supports a claim.
cells Basic living units of all organisms.
inference A logical conclusion based on observations.
spherical Having the shape of a round ball.
vial A small bottle containing specimens or liquids.
pipet Holds and transfers small amounts of liquids.
Erlenmeyer flask Flask with a flat base, a cone-shaped body, and a cylindrical neck, named after Emil Erlenmeyer.
milliliters Common unit for measuring the volume of a liquid in science.
graduated cylinder Gradations (little marks) Measures volume of a liquid (Exact Measurement).
growth An increase in the number of living materials (cells) and the formation of new structures.
living Part of the world around us that is made up of cells, can reproduce, use energy, respond to stimulus, grow, eliminate wastes, exchange gases and needs water.
nonliving Part of the world around us that is and NEVER was alive.
collaboration Actively working, thinking, and sharing together to achieve a solution.
chemical reaction A process in which one or more substances are changed into others.
dormant A period of time when something living is inactive until the correct environment "awakens" them.
waft A lab safety procedure where you use your hand in an upward motion to gently move the air towards your nose.
capsule A membranous or gel-like sac surrounding an object or living thing.
organism Any living thing.
dead A living thing that is no longer alive.
gas exchage The movement of gases into and out of an organism by many possible methods.
energy Ability to do work which is fueled by nutrition.
reproduction Formation of new cells or a new individual
environment All external conditions and factors, living and nonliving (chemicals and energy), that affect an organism or other specified system during its lifetime.
Created by: jhshwood
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