All Biological chemistry articles – Page 5

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    Chemistry in your cupboard: Finish

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    Link the topics of rates of reaction, group 1, 2 and 7 elements, proteins, fats and carbohydrates and acids and bases to the topic of dishwasher cleaning. Learn about a range of real life contexts for these chemical ideas through written material, and questions to encourage learning and test understanding. 

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    News

    Metal micronutrients get to the root of antifungal defence

    2016-10-14T00:00:00Z

    Flavoursome tomato varieties could benefit from nanoparticle fertilisers

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    Chemistry and food security

    This context/problem-based learning (C/PBL) resource is part of a collection we have commissioned for you to use with your undergraduate students. This 5 credit module is based on the following scenario: This resource will give your students an introduction to food safety and DNA analysis. It is based ...

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    Pheromones

    Suggest some chemical and physical properties of a pheromone described and answer some problems related to it.

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    Hair

    Estimate the approximate rate of growth of human hair in ms⁻¹ and use this figure to estimate the number of amino acid molecules which are incorporated in a growing hair every second.

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    Catalase

    From a text, solve four problems related to the enzyme catalase.

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    Magnificent molecules

    Citronellol

    2016-06-01T00:00:00Z

    There are no flies on Emma Stoye

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    Magnificent molecules

    Gluten

    2016-05-12T00:00:00Z

    Ida Emilie Steinmark investigates a compound found inside some of our favourite foods, but unable to be enjoyed by everyone

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    Feature

    The origin of life

    2016-05-04T00:00:00Z

    How did molecules turn into living organisms? Paul MacLellan investigates

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    Chemistry and the Human Genome

    This book offers an account of the chemical science that underlies the publication of the draft sequence of the human genome.

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    QuantiCorp R&D: new products

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    This C/PBL resource involves an investigation into catalysis and conducting polymers for the production of biosensors. Students are challenged to develop a biosensor based on a conducting polymer in the context of an R D department in a high-tech company. 

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    The chemistry and biology of nucleic acids - eBook

    A free online book on the chemistry and biology of nucleic acids. It covers the key chemistry and biology of oligonucleotides and nucleic acids, incuding pharmaceutical applications. The book is ideal for chemistry and biology students and also provides practical information for researchers working in the lab.

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    Making plastic from potato starch

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    In this activity students make a plastic from potato starch and investigate the effect of adding a ‘plasticiser’ has on the polymer that they make.

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    Fermentation of glucose using yeast

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    The alcohol (ethanol) in beer and wine is produced by the fermentation of glucose by yeast. In this experiment, a glucose solution is left to ferment. The resulting mixture is then tested for the presence of ethanol.

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    Testing for enzymes

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    Enzymes are biological catalysts, they increase the speed of a chemical reaction. They are large protein molecules and these enzymes are very specific to certain reactions.  Hydrogen peroxide decomposes slowly in light to produce oxygen and water. There is an enzyme called catalase that can speed up (catalyse) this reaction.

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    Chemistry stinks - class smelling activity

    This class practical introduces concepts of chemistry and smell. A number of common chemicals with distinctive smells have been chosen to help students get their nose around different functionalities in chemistry. This is done via a series of solutions, which can be smelled using smelling sticks.

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    Developing a glue

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    Glue can be made from the protein in milk called casein. In this experiment you will prepare polymer glue from milk. The casein is separated from milk by processes called coagulation and precipitation.

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    Large molecules

    The Inspirational chemistry chapter ‘Large molecules’. This chapter suggests games, activities, practicals and demonstrations for teaching various topics, such as polmers, emulsifiers and textile conservation.

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    Scurvy - the mystery disease

    2015-04-30T15:04:03Z

    This resource contains activities for students which uses the story of scurvy to investigate the scientific method, and how science was done in the past.