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biological washing powders igcse biotechnology lemon ...- biological washing powders enzymes biology gcse syllabus maths ,Enzymes in Biological Detergents: The Facts - Persil. One of the primary reasons that enzymes are used in biological washing powders is that the additional stain-removing help from the enzymes means that dirt can be removed without the need for hot water. Biological detergents are effective at much lower temperatures, helping families all ...biological washing powders igcse biotechnology detergent ...Enzyme Technology - A* Biology | GCSE, IGCSE, IB, A-Level ... 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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27.07.2019·Biological washing powders Hot water must be used with washing powders so it is important that the containing enzymes have a high optimum temperature – otherwise they would just become denatured. The enzymes are often obtained from thermophillic bacteria found in hot springs, and have a optimum temperature of 70 degrees celcius.

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View biology-igcse.weebly-24 Use of enzyme in biological washing powders.pdf from COM 24 at St. John's University. #24 Use of enzyme in biological washing

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Biological washing powders contain enzymes that break down the insoluble stain into smaller soluble substances, which are then dissolved in the water. For example, if your shirt gets stained by egg yolk or blood, there is an enzyme called protease in the washing powder that will break down the insoluble protein into amino acids, which are ... Contact Supplier WhatsApp. …

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Cooperation partner. Biology Notes For Olevel- biological washing powders igcse biotechnology blue powder ,Biological washing powders contain enzymes that break down the insoluble stain into smaller soluble substances, which are then dissolved in the water.For example, if your shirt gets stained by egg yolk or blood, there is an enzyme called protease in …

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Enzymes are also used in washing powders as they can remove stains such as (blood and milk)Enzymes.docx - Content sheets Name Grade:10 IG Unit ..ontent sheets Date _____ Name: _____ Grade:10 IG Unit: Enzymes Subject: Biology Define the term enzyme Enzymes are used in biological washing powders. Describe how the presence of these enzymes may increase …

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Some enzymes (e.g. in biological washing powders) are thermostable, meaning they can work at a wide range of temperatures. This allows biological washing powder to be used at low temperatures that ...

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Enzymes in Biological Detergents: The Facts - Persil. One of the primary reasons that enzymes are used in biological washing powders is that the additional stain-removing help from the enzymes means that dirt can be removed without the need for hot water. Biological detergents are effective at much lower temperatures, helping families all ...

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Enzyme Detergent Powder : Use In Biological Washing Powders Biology Notes For Igcse 2014. Amylase catalyses the hydrolysis of starch into sugars. 1 · the best overall: The two most common enzymes found in laundry detergents are of the digestive variety. You can test for the presence of amylase by adding the detergents to a creme caramel . The reason biological …

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CHAPTER 5 Enzymes BIO WATCH Scan this page to watch a clip on how the enzymes in washing powders work. Before watching, discuss what you expect to see or hear. QUESTIONS • What do you think the enzymes in the washing powders do to the stains on the T-shirt? • Do you think these enzymes can do the same job in boiling water? Can you explain your …

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Use in biological washing powders - Biology Notes for ...- biological washing powders igcse biotechnology blue powder explosion ,Figure above shows a box of biological washing powder. a)Explain why: i) The presence of protease and lipase would make the washing powder more effective than ordinary detergent [3 marks] ii) The powder should not be used in boiling water …

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23.11.2011·Certain foods or substances stain clothes very badly. Blood, egg and milk all contain lots of protein. Enzymes are added to modern biological washing powders because they digest these proteins in ...

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06.03.2020·Washing powders: 20.5 Genetic Engineering Biological washing powders and liquids contain enzyme Genetic engineering: changing the genetic material of an that help remove stain organism by removing, changing or inserting individual The enzymes are coated with a special wax that melts in genes the wash releasing the enzyme Examples of genetic …

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syllabus of ig 0610 biology Flashcards | Quizlet- list of biological washing powders igcse biotechnology ,• Explain how a protein is made, limited to: - the gene coding for the protein remains in the nucleus - mRNA molecules carry a copy of the gene to the cytoplasm - the mRNA passes through ribosomes - the ribosome assembles amino acids into protein molecules - the …

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Biological Washing Powder. Essay on enzymes Biological washing powder Hee-Jun Park 8B We have used enzymes over many years to make many clothing and also foods or drinks‚ such as‚ drinks‚ bread‚ cheese‚ beer and wine. Even though‚ the first person that realized how to make these noticed nothing about enzymes.There are many types of enzymes existing to help our …

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Enzymes are used in biological washing powder, they can break down stains at lower temperatures, this not only saves the user money (in heating the water) but it is better for the environment. Enzymes in digestion Enzymes control many reactions in the human body. However, we are going to look specifically at those involved in digestion. 100 50 0 7 14 En zy …

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Biotechnology | CIE IGCSE Biology Revision Notes. 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

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v1 4Y11 Cambridge IGCSE Biology ... (ii) the use of biological washing powders to remove protein stains; (iii) fat digestion in the alimentary canal. [9] [Total: 15] 9 v1 4Y11 Cambridge IGCSE Biology – past paper questions and answers Cells and cell processes – answers . Core 1 . a (i) any three of these . growth (or alternative wording) movement (or alternative wording) …

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Production Environment. COOPERATIVE PARTNER #24 Use of enzyme in biological washing powders | Biology ...- biological washing powders igcse biotechnology washing soap ,Dec 24, 2012·The Proteases in biological washing powder break Hb molecules into smaller molecules, which are not coloured and which dissolve in water and can be washed away.This …

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Biotechnology | CIE IGCSE Biology Revision Notes. 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

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Do you know? What enzymes are present in a biological washing powder? Some people can be allergic to some types of enzymes. Enzymes in washing powder are catalysts. They bond with a particular molecule only. Protease break down …

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Our factory environment. Collaborating partner (PDF) 163030-cambridge-learner-guide-for-igcse-biology ...- facts on biological washing powders igcse biotechnology notes ,• understand that inheritance Inheritance is the transfer of genetic information from one generation to the next, Section 4: What you need to know Cambridge IGCSE Biology and that this leads to both …

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Enzymes | Biology (0610) Theory | CAIE IGCSE | ZNotes. Biological washing powders: enzymes are added to washing powders to help remove stains for example: Lipase for lipids from fatty foods and greasy fingerprints. Protease for proteins from blood stains. Food industry: Isomerase converts glucose to fructose which is … Contact Supplier WhatsApp. Role of …

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Enzymes are biological catalysts which speed up reactions. They are specific for their substrate. The lock and key hypothesis models this. Enzymes are denatured at …

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Our factory environment. Cooperation partner. IGCSE Biology by Ms. S. Wade - Issuu- list of biological washing powders igcse biotechnology pdf ,Sep 03, 2016·Biotechnology and genetic engineering 20.1 Biotechnology and genetic engineering 20.2 Biotechnology 20.3 Genetic engineering 21. ... the use of biological washing powders that contain enzymes …