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PCS Liv Env

Cell Organelles

TermDefinition
centrioles help with cell division
lysosome contains digestive enzymes; the "suicide" sac
chloroplast site of photosynthesis PLANT CELL ONLY
golgi apparatus attach carbohydrates and lipids to proteins from ER; stack of membranes (look like pancakes)
endoplasmic reticulum assemble cell membrane components - "rough" - studded with ribosomes and modify some proteins - "smooth" - no ribosomes; only synthesize lipids
vacuoles storage of food and water Hint: VACUole - VACUum stores dirt
mitochondria "powerhouse" of the cell; site of cellular respiration; makes ATP - primary energy molecule of all cells
ribosomes synthesize (makes) proteins; smallest organelle with important job; makes proteins by assembling amino acids Hint: some ribs have proteins
nucleoulus produces ribosome components
nucleus controls most cell processes and contains hereditary info of DNA; contains nucleolus; surrounded by double membrane called nuclear envelope
cytoplastm clear, watery gelatinous material that contains cell parts
cell membrane a thin membrane that surrounds all cells; separates cell from environment; regulates what enters/leaves cell (selectively permeable - allows passage of certain molecules only); maintains homeostatis
cell wall tough protective layer made of cellulose; protects and supports the cell PLANT CELL ONLY
Created by: Ms.Sala