Classify each phrase as describing an enzyme, an active site, or a substrate. Enzyme may be a phosphate group a protein containing an active site a substance that the enzyme acts upon a biological catalyst Active site Answer Bank Substrate a specific enzyme location that binds with the substrate
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- which of the following is a primary function of the active site of an enzyme?Identify the type of coenzyme that is bound to the enzyme by covalent bonds. O Apoenzyme O Cofactor O Prosthetic Group O HoloenzymeWhat is the minimum and maximum pH in which Enzyme X will work? What is the optimal (best) pH? Y 1 2 3 4 5 678 91011121314 pH Rate of Enzyme Action
- What is the minimum and maximum pH in which Enzyme Y will work? What is the optimal (best) pH? Y 1 2345 67891011121314 pH Rate of Enzyme Action______ are always changed by participating in a reaction. a. Enzymes b. Cofactors c. Reactants d. CoenzymesWhich of the following statements about enzyme character-istics is true?(a) Enzymes generally exhibit a high degree of specificityfor one particular substrate.(b) Enzyme-substrate complexes occur when a substratemolecule collides with the allosteric site of an enzyme.(c) Chemical bonds within a substrate are strength-ened when this substrate forms an enzyme-substratecomplex.(d) Enzymes have a region called the active site, which pro-vides an area where it can form a loose association withits substrate.(e) a and d.
- Explain why end product inhabitionvi is usually if an enzymesat the start of reaction sequenceClassify the items as competitive or noncompetitive inhibitors for control of enzyme action. Bind to the allosteric site on the enzyme Not influenced by the concentration of substrate Resemble the substrate Do not resemble thhe substrate Bind to active site of the enzymeSubstrates bind to an enzymes site
- Indicate whether each of the following statements about enzyme terminology is TRUE or FALSE. All conjugated enzymes contain a cofactor. An apoenzyme has both a protein and nonprotein part. Metal ions cannot be present in a cofactor. An apoenzyme is present in all holoenzymes. Simple enzymes cannot contain cofactors. A holoenzyme has both a protein and nonprotein part. Metal atoms are present in all conjugated proteins. A cofactor is present in some, but not all, conjugated enzymes.The diagrams show a protease enzyme catalysing the breaking of part of a protein molecule into smaller pieces. Which diagram has three correct labels? O A OB C O D substrate enzyme substrate S enzyme product active site product enzyme B substrate D active site g product active siteIndicate whether each of the following phrases descrubes a simple or a conjugated enzyme. An enzyme that contains a carbohydrate portion