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Cells&Living Things

Essential Science

TermDefinition
A cell Is the smallest working unit of a living organism
7 Characteristics of Life Movement, Sensitive, Reproduce, Growth, Nutrition, Excretion & Respiration
Ribosomes Make protein
Nucleus Controls the workings of the cell
Mitochondria Powerhouse of the cell (gives us energy)
Cytoplasm Watery fluid that holds the cell organelles
Cell membrane Semi-permeable membrane that allows some substances in but not others
Vacuole Stores food and water
Chloroplasts Place where photosynthesis occurs
Cell Wall Strength supports cell
Stage Holds the cell
Objective lenses Magnifies image
Diaphragm Controls amount of light
Coarse focus knob Brings image roughly into focus
Fine focus knob Bring image finely into focus
Created by: Sarah C. Lynch
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