
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134580999
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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
Transcribed Image Text:What is the best description of the role of NADH in a cell?
Select one:
a. A waste product
b. A carbohydrate, which stores energy in its many C-C bonds
c. A protein that spins allowing hydrogen ions to pass through
d. An electron carrier
e. A molecule used to directly "power" most of a cell's work, for
example active transport and myosin to make muscles to
contract.
What does the Krebs cycle accomplish?
Select one:
a. Breaks down larger carbon into smaller carbon molecules
b. Generates ATP
c. Reduces electron carriers (think of the specific ones you
know)
d. All of the above

Transcribed Image Text:Select the statement regarding the plasma membrane that is FALSE
(if any).
Select one:
O a. All living organisms have cells with plasma membranes
O b. The phospholipid bilayer has a hydrophobic region and a
hydrophilic region.
c. Because of the plasma membrane's selectivity permeability,
a cell's interior is chemically very different from the
surroundings outside.
O d. None of the above (meaning all statements are true).
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- The following chemicals are involved in electron transport. Which of these chemicals has the strongest pull on electrons? a. NADH b. FADH2 c. O2 d. Ubiquinonearrow_forwardOxidative phosphorylation requires all of the items listed below except... A. a terminal electron acceptor which is O2 in mitochondria. B. a matrix more positively charged than the inter membrane space. C. the flow of electrons from NADH and QH2 in the membrane. D. enzyme complexes embedded in a membrane. E. ATP synthase in the correct position in the membrane.arrow_forward
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