Biochemistry
9th Edition
ISBN: 9781319114671
Author: Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher: W. H. Freeman
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Question
Chapter 18, Problem 14P
Interpretation Introduction
Interpretation:
Iron acts as an electron carrier in a coupled
Concept introduction:
The redox potential is the measure of the tendency of any chemical compound to lose or accept electrons and attain an oxidized or reduced state. The electrode potential of a compound to accept an electron is termed as reduction potential. Further, the oxidation potential is the potential of the compound on losing its electrons
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Bioenergetics: Answer the following questions regarding bioenergetics/ oxidative phosphorylation:
Given the following reactions and AGs for each reaction, answer the two questions that follow; be sure
to give complete answer including proper units and sign(s) wherever necessary:
Reaction #1 (AG = -2.3 kcal/mol): A+ B2 C+D
Reaction #2 (AG = +5.3 kcal/mol): C+ K 2R
Reaction #3 (AG = -4.5 kcal/mol): R 2 Y+Z
7. Calculate AG for overall reaction: AR>Z Free Energy Change Reactions #1-3 =
8. Which direction is this overall process (#1-3) predicted to go (circle one)? forward OR backward
6-25
substrate-band enzyme concentrations. The the
turnover number is equal to umax-
b)
V=Umax •57(Km+S)
anstont
For an enzyme that displays Michaelis-Menten kinetics, what is
the reaction velocity, V (as a percentage of Vmax), observed at
the following values?
a)
[S] = KM
C)
d)
e)
[S] = 0.5KM
[S] = = 0.1KM
[S] = 2KM
[S] = 10KM
w
reactores
-maximumrate of reaction
boteles conc.
Would you expect the structure of a competitive inhibitor of a
given enzyme to be similar to that of its substrate?
In full details. Explain the significance of redox potentials formed by redox pairs in the electron transport chain.
Chapter 18 Solutions
Biochemistry
Ch. 18 - Prob. 1PCh. 18 - Prob. 2PCh. 18 - Prob. 3PCh. 18 - Prob. 4PCh. 18 - Prob. 5PCh. 18 - Prob. 6PCh. 18 - Prob. 7PCh. 18 - Prob. 8PCh. 18 - Prob. 9PCh. 18 - Prob. 10P
Ch. 18 - Prob. 11PCh. 18 - Prob. 12PCh. 18 - Prob. 13PCh. 18 - Prob. 14PCh. 18 - Prob. 15PCh. 18 - Prob. 16PCh. 18 - Prob. 17PCh. 18 - Prob. 18PCh. 18 - Prob. 19PCh. 18 - Prob. 20PCh. 18 - Prob. 21PCh. 18 - Prob. 22PCh. 18 - Prob. 23PCh. 18 - Prob. 24PCh. 18 - Prob. 25PCh. 18 - Prob. 26PCh. 18 - Prob. 27PCh. 18 - Prob. 28PCh. 18 - Prob. 29PCh. 18 - Prob. 30PCh. 18 - Prob. 31PCh. 18 - Prob. 32PCh. 18 - Prob. 33PCh. 18 - Prob. 34PCh. 18 - Prob. 35PCh. 18 - Prob. 36PCh. 18 - Prob. 37PCh. 18 - Prob. 38PCh. 18 - Prob. 39PCh. 18 - Prob. 40PCh. 18 - Prob. 41PCh. 18 - Prob. 42PCh. 18 - Prob. 43PCh. 18 - Prob. 44PCh. 18 - Prob. 45PCh. 18 - Prob. 46PCh. 18 - Prob. 47PCh. 18 - Prob. 48PCh. 18 - Prob. 49PCh. 18 - Prob. 50PCh. 18 - Prob. 51PCh. 18 - Prob. 52PCh. 18 - Prob. 53PCh. 18 - Prob. 54PCh. 18 - Prob. 55PCh. 18 - Prob. 56PCh. 18 - Prob. 57PCh. 18 - Prob. 58PCh. 18 - Prob. 59P
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