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Eukaryote
Organisms whose cells contain complex membrane-bound structures, called organelles. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
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Neutralisation
The chemical process by which a base neutralises an acid, producing a salt and water. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
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Methane
A colourless and odorless gas that belongs to the alkane group of hydrocarbons. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
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Chromatin
The basic substance of chromosomes, in which DNA is wrapped around structural proteins called histones. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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Gene
The unit of inheritance in organisms, generally consisting of a piece of DNA that encodes the production of a specific protein. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
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Amplification of DNA
Producing many identical copies of a DNA sequence, by laboratory processes, such as the polymerase chain reaction. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Renewable energy
Energy from natural resources that replenish or renew themselves, or we can consider inexhaustible, such as sunlight, wind, tidal and wave power. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using...
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Pollen
Tiny particles produced by male plants that contain the male reproductive cells enclosed in a protective shell. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Antigen
A molecule or fragment of a molecule that triggers an immune response, causing the body to produce specific antibodies against it. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
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Vaccine
A preparation that can protect against a specific disease. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
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Floodplain
Flat land around a river or stream that is prone to occasional or frequent flooding. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
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Antibiotic resistance
The ability of bacteria to survive exposure to an antibiotic, often by producing a protein that disables or prevents transport of the antibiotic into the cell. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds...
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Asexual reproduction
Reproduction involving just one parent, without the mixing of genetic material with another individual. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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Cortisol
An important hormone in the human body, produced by the adrenal glands. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
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Artificial propagation
Producing new plants by human intervention and artificial methods. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
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Anaerobic Respiration: Energy Production Without Oxygen
Cellular respiration in the absence of oxygen. Like aerobic respiration, it converts glucose into usable energy, in the form of ATP. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
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Photosynthesis: Converting Sunlight into Chemical Energy
The process that plants use to convert energy from the Sun into chemical energy. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
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Factpack: Why Do Teens Get Spots?
Find out what's happening during puberty that causes spots. Biology - Being Human - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention at the start of a learning...
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Cell division
The process by which a single parent cell divides into two or more daughter cells. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
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Exothermic
A chemical reaction or process that releases heat. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
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Electricity: Supply and Demand
As demand for electricity rises, supply can become jeopardised. With electricity difficult to store, how to power companies manage this delicate balancing act? Earth Science - Earth's Resources - Learning Points. Electricity producers...
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Electricity: The Costs
Where does the electricity we use come from? Are we damaging our environment just to keep the lights on? Earth Science - Earth's Resources - Learning Points. Electricity is essential to our society and the way we live. Electricity...
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Wind Power
Wind power is a clean and renewable energy source. But problems associated with this form of energy mean wind power currently only generates a tiny percentage of our electricity. Earth Science - Earth's Resources - Learning Points. Wind...
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Genetic Modification
Genetic Modification allows scientists to manipulate the genetic information of cells, even swapping characteristics between different species. But it is a process which has caused a lot of controversy. Biology - Cells And DNA - Learning...