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Unit 1 Biology and You

cell the small unit capable of all life functions
metabolism sum of all chemical reactions that an organism carries out
homeostasis maintaining a relatively stable internal condition often different from the surroundings
reproduction ability to create another generation, copy oneself
heredity set of instructions via genes that is passed on to offspring by reproducing
growth all can grow and many develop into new things
responsiveness all respond to their external environment
biology the study of life
observation use of one or more of the senses, sight, hearing, touch, smell and taste to gather information
data evidence; information gathered from observations
inference interpretation based on prior knowledge and experience
hypothesis educated guess, possible answer to a scientific question
independent variable variable that can be controlled by the experimenter
dependent variable variable that is directly affected by the independent variable, variable that can be measured
controlled experiment a test of the effect of a single variable by changing it while keeping all other variables the same
Created by: mfeaster