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level: Level 1 of Proteins

Questions and Answers List

level questions: Level 1 of Proteins

QuestionAnswer
What elements make up proteins?carbon, hydrogen, oxygen, nitrogen
What does chains of hundreds or thousands of amino acids make?a protein
What do proteins make the structure of?cells:cytoplasm, nucleus, cell membranes and enzymes
Proteins are an important part in ...muscle, hair, fingernails, horns, antlers
What enables proteins to have different roles?different shapes
What are the 2 types of protein?structural and functional
structural proteinform part of a specific structure
functional proteinplay an active part in something
examples of structural proteinsmuscle, skin, bone, hair, antler, fur
examples of functional proteinsantibodies, enzymes, protein channels, receptors
What is a hormone?chemical messengers that are produced in one part of the body and have their effect on another part
denaturedthe shape of the active site of the enzyme changes so it is no longer complementary to its substrate
What happens if an enzyme is heated?because it is a protein, heat will affect its structure - it will become denatured
What does an enzyme do? (energy)lowers the activation energy required for a reaction
Optimum temperaturethe temp at which there is highest enzyme activity
optimum pH of pepsinaround 2.5