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Golgi apparatus

Stack of membranes in the cell that modifies, sorts, and packages proteins from the endoplasmic reticulum


short hairlike projection similar to a flagellum; produces movement in many cells

endoplasmic reticulum

internal membrane system in cells in which lipid components of the cell membrane are assembled and some proteins are modified


responsible for converting sunlight into chemical energy

plasma cell membrane

thin, flexible barrier around a cell; regulates what enters and leaves the cell


contains digestive enzymes


network of protein filaments within some cells that helps the cell maintain its shape and is involved in many forms of cell movement


one of two tiny structures located in the cytoplasm near the nuclear envelope; helps in mitosis


controls most cell processes and contains hereditary information (DNA)


cell organelle that stores materials such as water, salts, proteins, and carbohydrates


the powerhouse of the cell, responsible for the production of ATP (energy)


produces proteins by following coded instructions from the nucleus


small, dense region within most nuclei in which the assembly of proteins begins


temporary projection of cytoplasm, or a "false foot", used by some protists for feeding or movement

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