BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
3rd Edition
ISBN: 9781260670929
Author: Hoefnagels
Publisher: MCG CUSTOM
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Textbook Question
Chapter 4, Problem 3MCQ
How do proteins contribute to the function of an electron transport chain?
| a. | They become oxidized and reduced. |
| b. | They undergo osmosis. |
| c. | They are involved in hydrolysis of electrons. |
| d. | They consume electrons. |
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Which do the electron transport chains of mitochondria and chloroplasts have in common?
A. oxygen as an electron donor
B. water as an electron acceptor
C. use of a hydrogen ion gradient
D. one main membrane protein pump
Which of the following statements describes the end step for the electron transport chain?
A. H+ ions flow down the gradient to generate ATP
B. electrons are transferred to NADH and FADH2 for chemiosmosis
C. electrons are transferred to oxygen, causing it to split and take up H+ ions, which form water
D. H+ are pumped across the inner membrane of mitochondria to establish an electrochemical gradient
What are NADH and FADH2?
a.
Oxidized coenzymes which carry electrons
b.
energy-producing organelles
c.
short-term, socially popular sources of hydrogen gas
d.
Reduced coenzymes which carry electrons
Chapter 4 Solutions
BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
Ch. 4.1 - Describe how your body has potential and kinetic...Ch. 4.1 - Prob. 2MCCh. 4.2 - Prob. 1MCCh. 4.2 - Prob. 2MCCh. 4.2 - Prob. 3MCCh. 4.3 - Prob. 1MCCh. 4.3 - Describe the relationship between energy-requiring...Ch. 4.4 - Prob. 1MCCh. 4.4 - Prob. 2MCCh. 4.4 - What is the role of negative feedback in enzyme...
Ch. 4.4 - Prob. 4MCCh. 4.5 - Prob. 1MCCh. 4.5 - What types of substances diffuse freely across a...Ch. 4.5 - What would happen to a plant cell in a hypertonic...Ch. 4.5 - Prob. 4MCCh. 4.5 - Prob. 5MCCh. 4.5 - Prob. 6MCCh. 4 - Prob. 1MCQCh. 4 - How does ATP participate in coupled reactions? a....Ch. 4 - How do proteins contribute to the function of an...Ch. 4 - Prob. 4MCQCh. 4 - Prob. 5MCQCh. 4 - Prob. 6MCQCh. 4 - Prob. 7MCQCh. 4 - Prob. 8MCQCh. 4 - How does ATP relate to membrane transport? a. The...Ch. 4 - Prob. 1WIOCh. 4 - Prob. 2WIOCh. 4 - Prob. 3WIOCh. 4 - Prob. 4WIOCh. 4 - Use what you know about enzymes to propose an...Ch. 4 - Considering that enzymes are essential to all...Ch. 4 - Prob. 7WIOCh. 4 - Prob. 8WIOCh. 4 - Prob. 9WIOCh. 4 - List three ways the content in this chapter...Ch. 4 - Golden knifefish use an electric field to detect...Ch. 4 - Review Burning Question 4.4, which explains how...Ch. 4 - Prob. 1PITCh. 4 - Prob. 2PITCh. 4 - Prob. 3PITCh. 4 - Prob. 4PIT
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
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- Why is oxygen important in aerobic cellular respiration? a. Without oxygen, the Citric acid cycle will be disrupted b. Oxygen is the final electron acceptor during the electron transport chain c. they produce carbon dioxide and water d. It provides electrons during cellular respirationarrow_forwardWhy is the formation of ATP by ATP synthase referred to as oxidative phosphorylation? A. A phosphate is transferred from oxygen to ADP to form ATP B. Oxygen provides the mechanical energy that is used to create ATP from ADP C. Oxygen is the final electron acceptor in the electron transport chain, which creates the proton gradient necessary to power ATP synthase D. ADP combines with oxygen to form ATParrow_forwardHow does cellular respiration differ in prokaryotes and eukaryotes? A. Eukaryotes perform reactions in mitochondria; prokaryotes use the plasma membrane. B. Eukaryotes use substrate-level ATP synthesis; prokaryotes use oxidative phosphorylation. C. Eukaryotes do not use oxygen; prokaryotes only use oxygen. D. Eukaryotes use NAD+/NADH as electron acceptors; prokaryotes use FAD+/FADH2.arrow_forward
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