In the chemiosmotic synthesis of ATP in a chloroplast, H+ diffuses through ATP synthase

a. from the stroma into the thylakoid space
b. from the thylakoid space into the stroma
c. from the intermembrane space into the matrix
d. from the cytoplasm into the intermembrane space
e. from the matrix to the stroma


Ans: b. from the thylakoid space into the stroma

Biology & Microbiology

You might also like to view...

Which of the following is used by earthworms and some amphibians for respiration?

a. gills b. pulmonary ventilation c. skin d. diffusion

Biology & Microbiology

Which of the following describes animals with seasonal estrus cycles?

a. fecund b. semelparity c. iteroparity d. delayed reproduction

Biology & Microbiology

Which of these diseases involves the destruction of the myelin sheath on certain neurons within the brain and spinal cord?

A) Alzheimer's disease B) Parkinson's disease C) depression D) multiple sclerosis

Biology & Microbiology

You are studying leaf size in a natural population of plants. The second season is particularly dry, and the following year the average leaf size in the population is smaller than the year before. But the amount of overall variation is the same, and the

population size hasn't changed. Also, you've done experiments that show that small leaves are better adapted to dry conditions than are large leaves. Which of the following has occurred? A) stabilizing selection B) disruptive selection C) genetic drift D) directional selection

Biology & Microbiology