The cell is the basic unit of life.
n Living things have five main characteristics: they respond to their environment, they need energy, they grow, they reproduce, and they get rid of wastes. (1.1)
n A compound light microscope is an important tool in the study of microscopic living
things. (1.1)
n Cell theory states that the cell is the basic unit of life. (1.2)
n Each cell structure and organelle carries out a specific task to help support the life functions of a cell. (1.2)
n Diffusion is the movement of particles from an area of higher concentration to an area of lower concentration. (1.3)
n Osmosis is the movement of water from an area of higher concentration to an area of lower concentration. (1.3)
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