11. Refer to the figure below. нн Н `NH2 NH2 N' N- 2e-+H* R NAD+ NADH NAD+ functions as a coenzyme in many enzyme-catalyzed reactions. The changes that take place in this coenzyme are the same for all of these reactions and are illustrated in the figure. It is likely that, in these reactions, NAD+ functions as an electron acceptor (reducing agent) in redox reactions. functions as an electron donor (oxidizing agent) in redox reactions. functions as a base in acid-base catalytic mechanisms. functions as an electron donor (oxidizing agent) in redox reactions. functions as an electron acceptor (oxidizing agent) in redox reactions. +Z-

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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11. Refer to the figure below.
нн
Н
`NH2
NH2
N'
N-
2e-+H*
R
NAD+
NADH
NAD+ functions as a coenzyme in many enzyme-catalyzed reactions. The changes that take place in this coenzyme are the same for all of these reactions and are illustrated in the figure. It is
likely that, in these reactions, NAD+
functions as an electron acceptor (reducing agent) in redox reactions.
functions as an electron donor (oxidizing agent) in redox reactions.
functions as a base in acid-base catalytic mechanisms.
functions as an electron donor (oxidizing agent) in redox reactions.
functions as an electron acceptor (oxidizing agent) in redox reactions.
+Z-
Transcribed Image Text:11. Refer to the figure below. нн Н `NH2 NH2 N' N- 2e-+H* R NAD+ NADH NAD+ functions as a coenzyme in many enzyme-catalyzed reactions. The changes that take place in this coenzyme are the same for all of these reactions and are illustrated in the figure. It is likely that, in these reactions, NAD+ functions as an electron acceptor (reducing agent) in redox reactions. functions as an electron donor (oxidizing agent) in redox reactions. functions as a base in acid-base catalytic mechanisms. functions as an electron donor (oxidizing agent) in redox reactions. functions as an electron acceptor (oxidizing agent) in redox reactions. +Z-
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