Chapter 8

Question 1

hydrolosis of a protein into amino acids is an example of catabolism, true or false

Answer 1

true

Question 2

anabolic pathways

Answer 2

they consume energy to build complicated molecules from simpler ones

Question 3

first law of thermodynamics

Answer 3

energy cannot be created or destroyed, but can be transformed or transferred

Question 4

delta S

Answer 4

change in entropy

Question 5

delta h

Answer 5

change in enthalpy

Question 6

what is required for reaction to be spontaneous

Answer 6

negative delta g

Question 7

most reactions in a cell are

Answer 7

not at equilibrium

Question 8

role of ATP in cellular metabolism

Answer 8

ATP provides energy coupling between exergonic and endergonic reactions

Question 9

enzymes are

Answer 9

proteins

Question 10

after an enzyme is used, it

Answer 10

remains unchanged

Question 11

how does an enzyme increase rate of reaction

Answer 11

reduces activation energy, EA

Question 12

Which of the following are roles of amino acids at an enzyme’s active site

Answer 12

binding substrate to enzyme