Biology GCSE Revision: Chapter 1 - Cell Biology, Unit 1 - Cell Structure: Key Words 0.0 / 5 ? BiologyCells, tissues and organsGCSEAQA Created by: EleanorBroome01Created on: 25-01-17 14:54 sub-cellular structures structures found in cells that include the nucleus, mitochondria, chloroplasts and ribosomes 1 of 15 nucleus the control centre of the cell 2 of 15 cytoplasm the substance found in living cells (outside the nucleus), where chemical reactions take place 3 of 15 cell membrane a layer that holds the cytoplasm in a cell and controls what enters and leaves the cell 4 of 15 mitochondria the structures in the cytoplasm where energy is produced from chemical reactions 5 of 15 ribosomes small structures found in the cytoplasm of living cells where protein synthesis takes place 6 of 15 cell wall a protective layer, found outside the cell membrane of plant, fungal and bacterial cells, that helps to support the cell 7 of 15 cellulose a carbohydrate that makes up the cell wall of plants 8 of 15 vacuole a fluid-filled cavity in a cell that is used for storage and support 9 of 15 chloroplast a sub-cellular structure containing chlorophyll, which is found in plants and algae that carry out photosynthesis 10 of 15 prokaryotic organisms, such as bacteria, that do not have a nucleus or organelles such as mitochondria 11 of 15 eukaryotic cells that have a nucleus and sub-cellular organelles such as mitochondria 12 of 15 plasmid a small circle of bacterial DNA that is independent of the main bacterial chromosome 13 of 15 flagella a long, tail-like structure that is used by some cells for movement 14 of 15 flagella a long, tail-like structure that is used by some cells for movement 15 of 15
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