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Exchange 2

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julia7c
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Last updated: March 6, 2025
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First submittedMarch 6, 2025
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Average score53.8%
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Hint
Answer
what hydrolyses large insoluble food molecules into smaller soluble molecules
enzymes
name the main organs of the digestive system
mouth
oesophagus
stomach
small and large intestine
rectum
anus
what is the breakdown of large food pieces into smaller ones to increase SA for chemical digestion
physical digestion
what is enzymes catalysing hydrolysis reactions that break bonds in large insoluble molecules to form smaller soluble molecules
chemical digestion
what is the alimentary canal?
pathway food takes through the body in the digestive system
what is the function of salivary glands in digestion
secrete saliva containing amylase
what are the main functions of the stomach in digestion
digests food
destroys pathogens
what is the role of the liver in digestion
produces bile salts
what does the pancreas secrete to aid digestion
pancreatic juices containing enzymes
what enzymes are produced by the pancreas and what do they digest
proteases-proteins
lipase-lipids
amylase-carbohydrates
what hydrolyses internal peptide bonds to produce smaller polypeptides
endopeptidase
what hydrolyses terminal peptide bonds of polypeptides
exopeptidase
what hydrolyses bonds between two amino acids in a dipeptide
dipeptidase
describe the breakdown of lipids in digestion
lipases hydrolyse lipids into fatty acids and monoglycerides
lipases are produced by the pancreas and act in the small intestine
what increases the surface area of the lipids by splitting them into droplets called micelles
emulsification
what is the main function of the ileum in digestion
site of absorption
what is it when two substances are transported together in the same direction into or out of a cell through a carrier protein in the plasma membrane
cotransport
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