Biology Key terms 1 4.0 / 5 based on 1 rating ? BiologyCell BiologyGCSEAQA Created by: livkellCreated on: 23-01-18 18:56 Eukaryotic Cells Describes cells that contain a nucleus 1 of 24 Eukaryote An organism that is made of eukaryotic cells 2 of 24 Prokaryotic Cells Describes single-celled organisms 3 of 24 Prokaryotes Prokaryotic organisms 4 of 24 DNA Deoxyribonucleic acid- the genetic information found in all living organisms 5 of 24 Ribosome A small cell organelle in the cytoplasm in which proteins are made 6 of 24 Respiration The release of energy from glucose 7 of 24 Diffusion The net movement of particles from an area of high concentration to that of a low concentration 8 of 24 Organelle A part of a cell with a specific function 9 of 24 Chromosome Structure containing DNA found in the nucleus of eukaryotic cells 10 of 24 Mitochondrion A small cell organelle in which respiration occurs found in cytoplasm of eukaryotic cells 11 of 24 Photosynthesis A chemical reaction that occurs in the chloroplasts of plants and algae and stores energy in glucose 12 of 24 Turgid Describes swollen cells 13 of 24 Biconcave Describes a shape with a dip that curves inwards on both sides 14 of 24 Ova Eggs 15 of 24 Axon The extension of a nerve cell along which electrical impulses travel 16 of 24 Myelin Sheath The insulating overlong an axon which speeds up the electrical impulse 17 of 24 Xylem Dead plant cells joined together into long tubes through which water flows during transpiration 18 of 24 Transpiration The gradual release of water vapour from leaves to continue the pull of water up to them from the soil 19 of 24 Phloem Living cells that carry sugars made in photosynthesis to all cells of a plant 20 of 24 Translocation The movement of sugars made in photosynthesis from the leaves of plants 21 of 24 Electron Microscope A microscope that uses electron beams in place of light give higher magnification 22 of 24 Electron Negatively charged subatomic particles that are found in shells surrounding the nucleus of an atom 23 of 24 Resolution The smallest distance between two separate points 24 of 24
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