Biology Organisation Quiz (mammal) 0.0 / 5 ? BiologyOrganisationGCSEAQA Created by: studybuddy1101Created on: 14-04-19 18:07 Tissues are a group of organs that work together for a specific function Wrong, they are a group of cells that work together for a specific function 1 of 35 What are three examples of tissues epithelial, glandular and muscular 2 of 35 What is the lock and key theory? every enzyme has a specific active site which fits with a specific substrate 3 of 35 what is the optimum temperature of enzymes working in the body 37 degrees 4 of 35 Does enzyme activity in the body speed up or slow down after its optimum temp is reached slow down 5 of 35 What happens if an enzyme exceeds its optimum pH? it denatures 6 of 35 What does amylase break starch into? simple sugars like maltose 7 of 35 where is amylase made pancreas, salivary glands, small intestine 8 of 35 What does protease convert proteins into? amino acids 9 of 35 Where is protease produced? stomach, pancreas, small intestine 10 of 35 What do lipases convert lipids into glycerol and fatty acids 11 of 35 Where are lipases produced? pancreas and small intestine 12 of 35 What does bile do? neutralises stomach acid and emulsifies fat giving it a bigger SA allowing it to be broken down quicker 13 of 35 Where is bile produced? liver 14 of 35 Where is bile stored? gall bladder 15 of 35 What are the organs of the digestive system Salivary glands,gullet,liver,gall bladder,large intestine,small intestine,rectum,stomach and pancreas 16 of 35 What does the Benedict's test, test for? sugars 17 of 35 What color will benedict's solution go if sugar is present? from blue to greeny yellow 18 of 35 what does iodine solution test for? starch 19 of 35 what colour does iodine go if starch is present blue black 20 of 35 what does the biuret test, test for? proteins 21 of 35 what colour does biuret solution go if protein is present pink 22 of 35 What does the Sudan III test, test for? lipids 23 of 35 what colour will Sudan III solution go if lipids are present bright red 24 of 35 What are the structures at the end of the bronchioles called? alveoli 25 of 35 Does oxygen diffuse in to or out of the alveoli? out then into the blood 26 of 35 What happens when the blood reaches the body cells? oxygen is released from red blood cells 27 of 35 What are the components of the circulatory system? heart, blood vessels, blood 28 of 35 What is the function of the right ventricle? pumps de oxygenated blood to the lungs to take in oxyegn 29 of 35 how many chambers does the heart have 4 30 of 35 what are the tubes that are inserted into arteries to keep them open called? stents 31 of 35 What do statins do? reduce the amount of cholesterol in the blood, which slows the rate of fatty deposit build up. 32 of 35 what is the definition of cancer? A non communicable disease caused by uncontrolled cell growth 33 of 35 what is a benign tumour? a tumour that grows until theres no more room, usually contained by a membrane so doesnt spread. 34 of 35 What is a malignant tumour a tumour not contained by a membrane that grows and spreads to healthy tissue. cancerous 35 of 35
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