Protons (H+) accumulate in the thylakoid space during electron transport between photosystems II and I. Which of the following describes what will happen to these protons next?
A. The protons will move from the thylakoid space to the stroma through an ATP synthase complex that generates ATP.
B. The protons will diffuse out of the lipid layer surrounding the thylakoid and exit the plant during gas exchange.
C. The protons will raise the pH of the thylakoid space until it becomes alkaline at which point the protons are pumped out of the thylakoid, generating ATP.
D. The protons will be used to oxidize NADPH to NADH, generating ATP in the process.
E. The protons will reenter the electron transport chain and be used to generate water.
Answer: A
You might also like to view...
Systems Inc. went through a downsizing process. The company decentralized its distribution of power to its employees while creating teams. Each of the departments was left with a range of seven to fifteen people who worked collectively to create new ideas. Management was behind this plan, but found the new approach caused more headaches than benefits. The teams were not productive. What was Systems Inc.’s downfall?
a. Systems Inc. had groups that were not working well together b. Systems Inc. had too many teams c. Systems Inc. had too many groups d. Systems Inc. had too many people in their teams.
For fraud to exist, a false statement must be made or a material fact concealed
Indicate whether the statement is true or false
Joker Corporation owns 80% of Klue Corporation. Joker Corporation also owns 45% of Lion Corporation and 45% of Mark Corporation. Klue Corporation owns 40% of Lion Corporation and 10% of Mark Corporation. Which corporations are members of a controlled group?
A) Klue, Lion, and Mark Corporations B) Joker, Klue, Lion, and Mark Corporations C) Joker, Klue, and Lion Corporations D) Joker and Klue Corporations
When economists measure gross national product, what is being measured within a specific time period, regardless of location?
A) The aggregate output B) The economic growth of the nation C) The growth of domestic factors of production D) The growth rate adjusted for inflation E) The total value of all goods and services