Curated Video
Osteocyte
A type of bone cell. 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 concepts and key curriculum vocabulary.
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Respiration
The chemical reaction that takes place in all living cells to release energy from glucose. 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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Hormones
Chemical substances produced in our bodies that act as messengers, communicating between our different cells and organs. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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Tissue
A collection of cells in an organism that have similar appearance, structure and function. 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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Magnify
To make an object or image appear larger than its actual size. 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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Cytoplasm
The thick liquidy medium that fills all cells, and is contained by the cell membrane. The cytoplasm is where most of the cell's chemical reactions, such as glycolysis, take place. A Twig Science Glossary Film. Key scientific terms...
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Direct current (DC)
An electric current in which the flow of electric charge is consistently in one direction. 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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Allele
Alternative forms of a gene, which affect the expression of a particular trait, such as eye colour or blood type. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Factpack: DNA
How DNA dictates the genetic traits of humans and all organisms. Biology - Cells And DNA - 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...
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Factpack: The Liver
The liver is the largest gland in the body. What is it, what does it do and just how can it regenerate? Biology - Human Body - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to...
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Active transport
The use of energy to move particles across a cell membrane from a lower concentration to a higher concentration. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Virus
A very small infectious agent that can reproduce only inside other cells. 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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Protein
Large molecules that are polymers of amino acids, linked in long chains by peptide bonds, and usually folded into a rough ball. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
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Vacuole
A fluid-filled compartment inside a cell, surrounded by a membrane. 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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Genetic engineering
A group of techniques used to manipulate an organism's DNA. 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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Multicellular
Made up of more than one cell. 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 concepts and key...
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Antioxidant
A substance that can protect against damage caused by free radicals. 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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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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Parts of the Plant: Leaves
Why are leaves commonly flat, spongy and strikingly green? Discover the different parts of a leaf and their function. Biology - Plants - Learning Points. A leaf is made of many layers sandwiched between tough outer layers. Gases enter...
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How Do Mobile Phones Work?
Microwaves are not only used to heat food. Mobile phones utilise this type of electromagnetic radiation, allowing us to communicate over large distances. Physics - Waves - Learning Points. Mobile phones work by converting the sound into...
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Neurons as Cells
Everything our brain does, from controlling movement to conscious thought, is achieved by the firing of electrical signals called neurons. Biology - Being Human - Learning Points. Everything our brain does is achieved by electrical...
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Neurons as Networks
Neurons, the brain's electrical signals, control how our bodies work. Discover how they do this and why they are implicit in learning new skills. Biology - Being Human - Learning Points. The human brain has over 100 billion neurons....
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Pandemic Viruses
Pandemic viruses can spread around the world. Viruses invade our bodies destroying cells and infecting others, but how do they do it? Biology - Cells And DNA - Learning Points. Viruses are deadly, contagious and can spread easily around...
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The Elements: Chlorine
Find out why chlorine is used in swimming pools. Chemistry - Periodic Table - Learning Points. Chlorine is a yellow-green gas. At high concentrations, chlorine gas is poisonous. At lower concentrations, chlorine is used in cleaning...