Which of the Following Is Not Involved in the Acid

question 57

Multiple Choice

Which of the following is not involved in the acid growth hypothesis for the regulation of cell expansion by auxin?

• A) The pumping of protons into the cell wall
• B) The pumping of protons into the cytosol
• C) Increased gene expression of the proton pump gene
• D) Increased insertion of proton pumps into the plasma membrane
• E) All of the above are involved.