Ch6 smart book assignment

docx

School

Fayetteville Technical Community College *

*We aren’t endorsed by this school

Course

111

Subject

Chemistry

Date

Jan 9, 2024

Type

docx

Pages

Uploaded by MewniCorn0928

Ch6 smart book assignment 1. How does the blood clot dissolving enzyme, used by vampire bats while feeding, function? a. It activates plasmin 2. Energy is defined as: a. the ability to do work 3. Kinetic energy is ________ and potential energy is ________. a. energy of motion; stored energy 4. Choose the forms of energy that can be found stored in carbohydrates, proteins, and fats. a. potential energy b. chemical energy 5. The first law of thermodynamics states that: a. energy cannot be created or destroyed 6. The blood clot dissolving enzyme used by vampire bats while feeding functions by activating the plasminogen into the enzyme: a. Plasmin 7. Cells need ____ to do work. a. Energy or ATP 8. The energy in an apple is an example of stored chemical energy called____ energy while the movement of a dog running is an example of ____ energy. a. Potential, kinetic 9. Universal entropy is increasing. a. True 10. Choose the forms of energy exemplified by a moose while it is walking. a. Mechanical and Kinetic 11. The _____ law of thermodynamics states that energy cannot be changed from one form to another without a loss of usable energy. a. Second 12. The sum of all chemical reactions that occur in a cell is called: a. Metabolism 13. Which letters in the reaction, A + B → C + D, represent the products? a. C+D

14. A reaction will occur spontaneously if there is a _______ amount of free energy. a. Negative 15. The relative amount of disorganization in the universe is called: a. Entropy 16. Exergonic: a. Energy is released as chemical bonds are broken. 17. Endergonic: a. Energy is consumed as chemical bonds are formed. 18. Cells rely on the molecule ____ to perform work. a. ATP 19. Adding up all of the chemical reactions that occur in an organisms cells is measuring its _______. a. Metabolism 20. The substances that start the reaction are called _____, whereas the substances that are present at the end of the reaction are called ___. a. Reactants or substrates b. Products 21. In order for a reaction to occur spontaneously the _______ need to have less free energy than the _______. a. Products b. Reactants 22. Reactions that are spontaneous and release energy are called _____ reactions and reactions that require an input of energy to occur are called ____ reactions. a. Exergonic b. Endergonic 23. Select the components of an ATP molecule. a. Adenine b. 3 phosphate groups c. Ribose sugar 24. A protein molecule that speeds a chemical reaction is called a(n) a. Enzyme 25. Each reaction in a metabolic pathway is catalyzed by a(n) a. Enzyme 26. The reactants that bind to the active site of an enzyme during a reaction are called ______.

a. Substrates 27. The presence of a particular ________ determines the rate of metabolism as well as which product is produced. a. Enzyme 28. Organic molecules that catalyze chemical reactions in cells are called ______. a. Enzymes 29. What model describes how an enzyme undergoes a slight alteration to achieve optimum fit with its substrate? a. Induced fit model 30. A _____ is a series of linked chemical reactions catalyzed by a specific enzyme for each step. a. metabolic pathway 31. The reactants of an enzymatic reaction are called: a. substrates or substrate 32. Enzymes regulate which metabolic pathways are utilized and therefore which products are formed because each enzyme works with a ____. a. specific type of chemical reaction 33. The location on the enzyme in which the substrate binds is called the: a. Active site 34. Which of the following statements explains the name of 'the induced fit model'? a. The induced fit model describes how the enzyme undergoes a slight change in shape to accommodate the substrate. 35. The amount of energy that is needed to start a chemical reaction between molecules is called: a. energy of activation 36. The rate of a reaction can be increased by increasing the concentration of the _____ or _____ to a certain point. a. Substrate b. Enzyme

Your preview ends here

Eager to read complete document? Join bartleby learn and gain access to the full version

Access to all documents
Unlimited textbook solutions
24/7 expert homework help

37. NAD+, FAD, and NADP+ are examples of _____ that function during cellular respiration and photosynthesis. a. Cofactors 38. Vitamins are often components of a _____. a. Coenzyme 39. Which of the following can change the shape of an enzymes active site? a. Temperature, pH, inhibitor 40. A non-competitive inhibitor will bind to a site on the enzyme that is separate from the active site and that is called the a. Allosteric site 41. NAD + , NADP + , and ____ are the cofactors that participate in the reactions of cellular respiration. a. FAD 42. Enzyme inhibition is called ____ inhibition if the inhibitor binds to the enzyme's active site and is called _____ inhibition if the inhibitor binds to an allosteric site. a. Competitive b. Noncompetitive 43. A healthy diet consists of trace amounts of ___ that are required for the synthesis of coenzymes. a. Vitamins 44. The overall products of photosynthesis that are shown in the summary equation for the process are: a. Glucose b. Oxygen

45. During photosynthesis, water undergoes a loss of electrons called ____, while carbon dioxide undergoes a gain of electrons called ____. a. Oxidation b. Reduction 46. During noncompetitive inhibition, the inhibitor will bind to the ________ site. a. Allosteric 47. The reactants in the process of cellular respiration are: a. Glucose b. Oxygen 48. Photosynthesis occurs in the ____ while cellular respiration occurs in the ______ a. Chloroplasts b. Mitochondria 49. The reactants of a photosynthetic reaction are: a. Carbon dioxide. b. Light energy c. Water 50. During photosynthesis hydrogen atoms are transferred from water to carbon dioxide, thus, water has been _______ and carbon dioxide has been _______. a. Oxidized, reduced 51. The products in the process of cellular respiration are: a. Carbon dioxide b. ATP c. Water 52. The process of photosynthesis occurs in organelles called _____. a. Chloroplasts 53.