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Cells

Biology Cells Unit

QuestionAnswer
storage units of cells, very larg in plants for holding water Vacuoles
stiff fibers of cellulose, support and protect the plant cell wall
membrane composed of thousands of pores that surrounds the nucleus nuclear envelope
membrane enclosed structure in a cell that holds the cells genetic material (DNA); directs cell's activities nucleus
modifies/packages molecule for export out of cell; it is near the cell membrane golgi apparatus
network of protein filaments that help a cell maintain shape cytoskeleton
protein factories of the cell; found free floating or attached to the ER ribosomes
small, dense region within the nucleus where ribosomes are produced nucleolus
material inside of the cell membrane but not the nucleus cytoplasm
lipid bi-layer membrane that surrounds the cell cell membrane
captures energy from the sun and converts it into chemical energy in a process called photosynthesis chloroplast
contains enzymes for digesting or recycling molecules lysosomes
membrane where lipid components of the cell membrane are assembled; lacks ribosomes smooth endoplasmic reticulum
membrane with ribosomes for making proteins rough endoplasmic reticulum
converts chemical energy stored in food into compounds that are more convenient for the cell to use. mitochondrion
Created by: lubsraja
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