What is Biological Cleaning and Biotechnology?- antibiotics in biological washing powders igcse biotechnology syllabus ,2015-10-6 · Biological laundry detergents and cleaning products contain natural enzymes, which are biological catalysts that work to ‘boost’ the effectiveness of the product by breaking down proteins, fats, oils and starches in dirt and stains. These enzymes are at their most effective at low temperatures, between 30-50 degrees Celcius, and many are in ..ambridge International Examinations Cambridge …2015-6-20 · The syllabus is approved for use in England, Wales and Northern Ireland as a Cambridge International Level 1/Level 2 Certificate. 2 ... biological washing powders should be used in warm water but not in very hot water. Explain why warm water should be used instead of very hot water. Use Fig. 7.2 and Table 7.2
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978-1-316-61103-6 — Cambridge IGCSE® Biology Practical Workbook Matthew Broderick ... 21 Biotechnology 158 21.1 E ect of pectinase on apple pulp 158 21.2 E ect of temperature on …
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2020-4-14 · Explain why the biological washing powder should not be used to wash silk clothes [2 marks] Answer: a) i) - Protease and lipase are enzymes-They break down stains better than ordinary detergents - Protease breaks down protein; lipase breaks down fats ii) - Enzymes are denatured at high temperatures. b) - There is protease in the biological ...
24 Use of Enzyme in Biological Washing Powders | PDF
2020-4-14 · Explain why the biological washing powder should not be used to wash silk clothes [2 marks] Answer: a) i) - Protease and lipase are enzymes-They break down stains better than ordinary detergents - Protease breaks down protein; lipase breaks down fats ii) - Enzymes are denatured at high temperatures. b) - There is protease in the biological ...
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Our factory environment. Cooperation partner. 0610 IGCSE Biology | Smart Exam Resources- facts on biological washing powders igcse biotechnology syllabus ,Please login to view the content. 20.1-Use of bacteria in biotechnology.pdf ; 20.2-Making Ethanol and bread.pdf ; 20.3-Biological washing powders.pdf ; 20.4-Lactose free milk.pdf167733 2016 2018 syllabus by …
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Practical Workbook. 21 Biotechnology 158 21.1 E ect of pectinase on apple pulp 158 21.2 E ect of temperature on pectinase 160 21.3 Biological washing powders 162 22 Humans and the …
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Industrial Enzymes | S-cool, the revision website- biological washing powders igcse biotechnology stocks ,Some people are allergic to biological washing powders but this may be overcome by encapsulating the enzymes in wax from which they are only released during the wash./**/ Another wide spread use …Unit B3 - Using Biology | gcse-revision, biology, edexcel ...The focus of …
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2019-7-20 · • Investigate and describe the use of biological washing powders that contain enzymes Extended • Investigate and explain the use of lactase to produce lactose-free milk • Describe the role of the fungus Penicillium in the production of the antibiotic penicillin • Explain how fermenters are used in the production of penicillin
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The enzymes they use are: savinase and alcalase (both proteases), termamyl (amylase), lipolase (lipase), and celluzyme (cellulase). Natural sources. You can get protease activity from natural products like kiwifruit and pineapple. We …
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Nov 30, 2016·Biological washing powers are more effective at working at low temperatures (e.g. 30⁰C) than non-biological washing powders. The enzymes work best a pH 7. Hard water can sometimes be alkaline, as they contain high levels of calcium, which can damage the enzymes.
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IGCSE Biology Revision Notes for 2023/2024 and 2025 examinations 1-Characteristics and classification of living organisms-2023-2025-exams Topic-2-Organisation-of-the-organism
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2019-7-20 · • Investigate and describe the use of biological washing powders that contain enzymes Extended • Investigate and explain the use of lactase to produce lactose-free milk • Describe the role of the fungus Penicillium in the production of the antibiotic penicillin • Explain how fermenters are used in the production of penicillin
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CIE IGCSE Biology: Revision Notes CIE IGCSE Biology > Revision Notes Concise revision notes for the CIE IGCSE 0610/0970 Biology course 1. Characteristics & Classification of Living Organisms 2. Organisation of the Organism 3. Movement In & Out of Cells 4. Biological Molecules 5. Enzymes 6. Plant Nutrition 7. Human Nutrition 8. Transport in Plants […]
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Exampro GCSE Biology - Mount Grace School- enzymes in biological washing powders enzymes biology igcse ,Q9.€€€€€€€€€ There are enzymes in biological washing powders.Biological washing powder has to be used at temperatures below 45 °C. (a) €€€€The enzymes in biological washing powders do not work on the stains on clothes at …0610/41 Biology - IGCSE Biology ...
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2017-11-19 · The syllabus is approved for use in England, Wales and Northern Ireland as a Cambridge International Level 1/Level 2 Certificate. ... 7 The development of biological washing powders using enzymes from bacteria is an example of biotechnology. (a) State two reasons why bacteria are useful in biotechnology, such as in the development of biological ...
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Penicillium. a fungus used as a source of a chemical used to make penicillin. Penicillin production. 1. Penicillium mould naturally produces the antibiotic penicillin. 2. Scientists learned to grow Penicillium mould in deep fermentation tanks by adding a kind of sugar and other ingredients.
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Biological Washing Powders. Many stains on clothes are organic molecules – oil from skin, protein from blood, fat and protein from food; Detergents that only contain soap can remove some of these stains when mixed with hot water, but it can take a lot of time and effort and very high temperatures to remove the stains entirely; Biological washing powders contain enzymes …
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2018-2-3 · Biological washing powders contain enzymes, which are proteins that speed up reactions in living organisms, often to break things into smaller pieces, and sometimes to join things together. They are the vital ingredient in the …
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IGCSE Biology 0610/41 Nov 2021 - GCE Guide. 2022-1-23 · 3 Some washing powders contain enzymes. (a) Fig. 3.1 shows a box of biological washing powder containing enzymes. onder washing powder Biological washing powder removes stains made from oil, egg, juice, grass and many more. • add 1–2 scoops to main wash • works best at 30 °C but do not use above 50 °C …
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2019-1-1 · IGCSE Biology Biotechnology is the application of biological organisms, ... Biological washing powders may cause allergy in some ... Antibiotics are chemical substances used in the treatment and prevention of bacterial infections. Most of the antibiotics we use come from bacteria or fungi that live in the soil. They may either kill or ...
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Production Environment. COOPERATIVE PARTNER. Fruit and Vegetable Waste: Bioactive Compounds, Their ...- biological washing powders igcse biotechnology lemon powder bulk ,Dietary fibers in lemon peels were 14 g/100 g DM, which is much higher than for peeled lemon (7.34 g/100 g DM) (Gorinstein and others 2001a).Of the TDFs, insoluble and soluble fibers …
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Biological washing powders contain enzymes which … the reaction catalysed by two enzymes, P and S used in biological washing powders. Figure 2 shows his results. Figure 2 (a) €€€€Many of the substances causing the food stains are large, insoluble proteins. Suggest how a biological washing powder removes this type of stain.
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2018-8-14 · This syllabus is approved for use in England, Wales and Northern Ireland as a Cambridge International Level 1/Level 2 Certificate. ... 26 Antibiotics are used to treat some diseases. Which diseases could they be effective against? bacterial ... 38 Some washing powders are called biological washing powders. What is the reason for this? A They ...
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IGCSE Biology 0610/41 Nov 2021 - GCE Guide. 2022-1-23 · 3 Some washing powders contain enzymes. (a) Fig. 3.1 shows a box of biological washing powder containing enzymes. onder …
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2020-7-15 · Enzymes have been used in organic chemistry and biotechnology for 100 years, but their widespread application has been prevented by a number of limitations, including the often-observed limited thermostability, narrow substrate scope, and low or wrong stereo- and/or regioselectivity. ... Biological washing powders can be used at low temps ...
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cie-igcse-biology-0610-znotes Pages 1 - 37 - Flip PDF ... Mar 06, 2020·Washing powders: 20.5 Genetic Engineering Biological washing powders and liquids contain enzyme Genetic …