In a metabolic pathway, the ______ of one chemical reaction becomes the ______ of the next reaction in the pathway.Multiple choice question.enzyme; substrateproduct; substratesubstrate; productproduct; enzyme

Which of the following statements are true of enzymes?SELECT ALL THAT APPLYEnzymes are permanently changed in a reaction.Enzymes are involved in catabolism but not in anabolism.Enzymes produce specific products from specific substrates.Enzymes provide a route from reactants to products that has a lower activation energy.Enzymes can be regulated to control cellular metabolism.All enzymes require cofactors for activity.

How does an enzyme work? Find the correct sequence.A. The reaction occurs between enzyme and substrate.B. An enzyme binds the substrate in its active site.C. The enzyme releases product(s).Group of answer choicesC →A →BB →C →AA →B →CB →A →C

The collection of all chemical reactions that occur in the body is called ______.Multiple choice question.metabolismcatabolismfermentationanabolism

Composed principally of amino acids, ______ act as biological catalysts, facilitating metabolic activities of the cell.Multiple choice question.enzymesribosomesribozymescofactors

1. TRUE regarding enzymes: Enzymes are proteins Enzymes are specific Enzymes are also called biological catalysts All of the above__ 2. Where will the substrate bind in an enzyme to proceed an enzyme reaction? Active site Allosteric site Alternative site All of the above__ 3. Inorganic molecules that are essential for enzymatic activity is called: Cofactors Coenzymes Isoenzymes All of the above__ 4. Which of the following are coenzymes? Zn2+ NAD ATP All of the above__ 5. What equation can be used to describe enzyme kinetics? Beers Law Equation Michaelis-Menten Equation Henderson-Hasselbach Equation None of the above__ 6. Which of the following refers to the Michaelis conastant? Km Substrate concentration at 1⁄2 Vmax Either Neither__ 7. What type of enzyme inhibition causes conformational changes in the active site of an enzyme? Competitive inhibition Non-competitive inhibition Uncompetitive inhibition __ 8. Competitive inhibition causes what change to Michaelis constant? Unchanged Increase Decrease None of the above__ 9. Zymogens are: Inactive enzymes Active enzymes