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Chapter 1, Lesson 1

What is life?

Cell The basic unit of structure and function in living things.
Organism Living things
Unicellular Single celled organisums
Multi cellular Organisms that are composed of many cells
Metalbolisum Combination of chemicals breaking down materials
Stimulus A change in the organisms surroundings
Responce Change in behavior
Development A process that occurs in a organisms life
Asexual Reproduction Involves only one parent and produces offspring to the other.
Sexual reproduction Involves two parents and combines their genetic material to produce a new organism.
Spontaneous generation An mistaken idea that living things can arise form nonliving sources.
Controlled experiment An observation to change a detail in an experiment.
Autotroph Use food they make to carry out their own life functions.
Hetrotroph Organisms that can't make their own food.
Homeostasis The maintenance of stable conditions.
Created by: 0003605stu