I need help with some questions.

Nov 4th, 2014
Anonymous
Category:
Biology
Price: $10 USD

Question description

1. A noncompetitive inhibitor inhibits binding of a substrate to an enzyme by

A) binding to the substrate.

B) binding to the active site.

C) lowering the activation energy.

D) increasing the ΔG of the reaction.

E) changing the shape of the active site.


2. The proton-motive force is

A) ATP synthase.

B) the proton concentration gradient and electric charge difference.

C) a metabolic pathway. 

D) a redox reaction.

E) None of the above


3.  When a photon is absorbed by chlorophyll,

A) the chlorophyll becomes "excited," or energized.

B) a greater number of light wavelengths can be absorbed.

C) ATP is split into ADP, phosphate, and energy.

D) hydrogen ions are released. 

E) the chlorophyll molecules fluoresce. 


4.  Photorespiration 

A) results in CO2 fixation.

B) uses ATP and NADPH produced in the light reactions.

C) generates a proton gradient.

D) results in the synthesis of glucose.

E) All of the above


5.  Describe the process of aerobic respiration. Explain each step, how they are connected, what important products are produced, and how the proton-motive force drives production of ATP by ATP Synthase.


6.  Under what circumstances are aerobic respiration and anaerobic respiration used?

Tutor Answer

(Top Tutor) Studypool Tutor
School: UIUC

Studypool has helped 1,244,100 students

Review from student
Studypool Student
" Top quality work from this guy! I'll be back! "
Ask your homework questions. Receive quality answers!

Type your question here (or upload an image)

1819 tutors are online

Brown University





1271 Tutors

California Institute of Technology




2131 Tutors

Carnegie Mellon University




982 Tutors

Columbia University





1256 Tutors

Dartmouth University





2113 Tutors

Emory University





2279 Tutors

Harvard University





599 Tutors

Massachusetts Institute of Technology



2319 Tutors

New York University





1645 Tutors

Notre Dam University





1911 Tutors

Oklahoma University





2122 Tutors

Pennsylvania State University





932 Tutors

Princeton University





1211 Tutors

Stanford University





983 Tutors

University of California





1282 Tutors

Oxford University





123 Tutors

Yale University





2325 Tutors