Figure 10.1
-Suppose the interior of the thylakoids of isolated chloroplasts were made acidic and then transferred in the dark to a pH-8 solution. What would be likely to happen?
A)The isolated chloroplasts will make ATP.
B)The Calvin cycle will be activated.
C)Cyclic photophosphorylation will occur.
D)Only A and B will occur.
E)A, B, and C will occur.

Question

Figure 10.1 
-Suppose the interior of the thylakoids of isolated chloroplasts were made acidic and then transferred in the dark to a pH-8 solution. What would be likely to happen?
A)The isolated chloroplasts will make ATP. 
B)The Calvin cycle will be activated. 
C)Cyclic photophosphorylation will occur. 
D)Only A and B will occur. 
E)A, B, and C will occur.

Quizplus · Accepted Answer

The acidic interior of the thylakoids creates a proton gradient. When transferred to a pH-8 solution, protons will flow out, driving ATP synthesis even in the dark.

Figure 10.1 -Suppose the Interior of the Thylakoids of Isolated Chloroplasts Were