MULTIPLE CHOICE I am double checking my answers to an assignment that I am submi

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MULTIPLE CHOICE

I am double checking my answers to an assignment that I am submitting and I do not require explanations. Thank you for your help you guys!

25.     In glycolysis, the activity of ________ is controlled through feedback inhibition by ________.

a.      phosphofructokinase; ATP

b.      phosphoglucoisomerase; AMP

c.      pyruvate dehydrogenase; oxaloacetate

d.     phosphofructokinase; AMP

e.      phosphoglucoisomerase; glucose-6-phosphate

26.     Red and blue light support the highest rates of photosynthesis because

a.      these wavelengths activate the ATP synthase enzyme.

b.      these are the only wavelengths that carotenoids cannot absorb.

c.      these wavelengths have the highest energy in the visible spectrum.

d.     chlorophyll absorbs these wavelengths more than other wavelengths.

e.      these are the only wavelengths reaching Earth from the Sun.

27.     Which of the following applies to cyclic electron transport but does NOT to apply to acyclic electron transport?

a.      Protons are moved into the thylakoid lumen.

b.      production of ATP, but not NADPH

c.      production of both ATP and NADPH

d.     photolysis

e.      P680

28.     Which of the following may happen AFTER an electron is induced by a photon?

a.      The electron may accept another photon.

b.      A neighbouring pigment molecule donates energy to the electron.

c.      The electron returns to ground level while keeping its high energy.

d.     The electron releases energy as heat as it moves back to ground level.

e.      all of the above

29.     Which of the following is common to both photosynthesis and aerobic respiration?

a.      the Calvin cycle

b.      glycolysis

c.      CO2 and O2 as end products

d.     thylakoids

e.      chemiosmosis

30.     Chlorophyll absorbs primarily ________ and ________ regions of the visible spectrum.

a.      red; yellow

b.      red; green

c.      blue; yellow

d.     green; yellow

e.      blue; red

Explanation / Answer

25. a. phosphofructokinase; ATP

26. d. chlorophyll absorbs these wavelengths more than other wavelengths.

27. b. production of ATP, but not NADPH

28.d. The electron releases energy as heat as it moves back to ground level.

29.e. chemiosmosis

30.e. blue; red

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