All Biology articles – Page 3
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FeatureFreeing the world from chemical weapons
Chemists have helped destroy 97% of declared banned substances, finds Andy Extance, and are pushing to get the rest
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ResourceThe chemistry of chemical weapons
In this activity you will look at the chemistry behind a number of chemical weapons that have been employed throughout history
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FeatureWhy you need A-level chemistry to study dentistry
Understanding enamel, fillings and anaesthetics requires chemistry knowledge
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FeatureReef-safe sunscreens
Nina Notman investigates the science behind UV-absorbing sunscreens and ‘reef-friendly’ formulations
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Magnificent moleculesHydrochloric acid
The science behind one of the most commonly used laboratory acids
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NewsGenes that make lemons sour revealed
Don’t end your lesson on a sour note; start it with this starter slide on strong and weak acids
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ResourceAsparagus pee
A video explaining that asparagus should be cooked in butter rather than water because the molecules responsible for its flavour are water-soluble, and a worksheet about the molecules responsible for ‘asparagus pee’.
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SoundbiteNobel prize awarded for evolving green chemistry catalysts
New enzymes work as ‘greener’ catalysts in chemical industry
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FeatureAntibiotics: solving an evolving problem
Includes curriculum-linked resources to use in your classroom
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NewsSynthetic retina is looking good
New molybdenum disulfide and graphene implant curves with retina – with lesson starter slides
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ResourceChemical changes during cooking
This shows experiments in which different cuts of meat are cooked under different conditions to determine the optimum cooking temperature.
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ResourceEnzymes and jellies
If you add certain fresh fruit such as pineapple to jelly, it will not set. The task in this resource is to investigate why.
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NewsHealthier hair in just 10 minutes with graphene dye
It’s non-toxic and gives hair antistatic and thermal conductive properties
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ResourcePlant science practicals
A collection of experiments that cover a number of topics that help students learn and understand the physical and chemical processes that occur in plants. Such as, how water is taken up by plants; how cellulose facilitates passive transport; and the how changes in the concentrations of nutrients in soil, affects plant growth.