Biology organelle definitions 0.0 / 5 ? BiologyorganellesOtherOther Created by: Josie EasonCreated on: 14-02-15 01:11 Plasma membrane Controls entry and exit of materials in and out of cell 1 of 19 Nucleus Contains most of genetic code and controls cell 2 of 19 Nuclear envelope Double layered membrane surrounding nucleus 3 of 19 Chromatin Stained chromosomes in nucleus 4 of 19 Nucleolus Contains genes for making ribosomal RNA 5 of 19 Mitochondira Site of aerobic respiration, powerhouse of the cell 6 of 19 Chloroplast Site of photosynthesis in plant cells 7 of 19 Lysosome Contains digestive enzymes that undergo programmed destruction 8 of 19 Golgi apparatus Sorts newly synthesised proteins 9 of 19 Ribosomes Site of protein synthesis 10 of 19 Vacuoles-animals Stores excretory/waste products 11 of 19 Vacuoles-plants Have digestive enzymes (ones in lysosomes), store waste and poison, maintains cell shape 12 of 19 Endoplasmic reticulum An anchor for enzymes, some chemical reactions take place here 13 of 19 Rough ER Numerous in cells that make protein, proteins that travel out of cell are made here 14 of 19 Smooth ER Site of lipid and carbohydrate metabolism 15 of 19 Centriole Associated with nuclear division, makes spindles 16 of 19 Peroxisome Helps make hydrogen peroxide 17 of 19 Flagellum Help sperm and protists to move 18 of 19 Cell wall Provides structure and rigidity, is quite porus 19 of 19
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