5E: Kinetics and Bioenergetics

Question 1

(T/F) Molecule which does not get metabolized provides no energy (no calories)

Answer 1

true

Question 2

solid or gas has greater entropy

Answer 2

gas

Question 3

sublimation

Answer 3

solid to gas

Question 4

gas to solid

Answer 4

deposition

Question 5

liquid to gas

Answer 5

vaporization

Question 6

gas to liquid

Answer 6

condensation

Question 7

critical point

Answer 7

both liquid and gas

Question 8

(T/F) phase change depend on temperature

Answer 8

false q=ml

Question 9

breaking bonds (endothermic/exothermic) and forming bonds (endothermic/exothermic)

Answer 9

break= endothermic (solid to gas)
forming= exothermic (gas to solid)

Question 10

what is the final step of oxidative phosphorylation?

Answer 10

ADP phosphorylated to produce ATP

Question 11

describes rate-limiting step of catalysis under saturating conditions of substrate

Answer 11

kcat

Question 12

both the KM and Vmax decrease for what type of inhibitor?

Answer 12

uncompetitive inhibitor

Question 13

A protein contains four disulfide bonds. In order to break these bonds researchers added a minimum of:

Answer 13

4 moles of NADH (reduce disulfide bonds)