Cellular Respiration

Descrição

Review of cellular respiration
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Resumo de Recurso

Questão 1

Questão
Which molecule in this reaction is oxidized?
Responda
  • Glucose
  • Oxygen
  • Carbon dioxide
  • Water

Questão 2

Questão
In this reaction, electrons are transferred directly from glucose to oxygen.
Responda
  • True
  • False

Questão 3

Questão
In this series of reactions, NAD+ is oxidized.
Responda
  • True
  • False

Questão 4

Questão
In aerobic respiration, what is the ultimate fate of the electrons NADH is carrying?
Responda
  • They are transferred to oxygen.
  • They are transferred to glucose.
  • They are transferred to water.
  • They are transferred to ATP.

Questão 5

Questão
The letter 'A' in this diagram represents glycolysis.
Responda
  • True
  • False

Questão 6

Questão
The letter 'C' could represent oxygen gas.
Responda
  • True
  • False

Questão 7

Questão
The process that links 'A' and 'B' produces NADH and carbon dioxide.
Responda
  • True
  • False

Questão 8

Questão
Process 'A' involves oxidation-reduction reactions, but process 'B' does not.
Responda
  • True
  • False

Questão 9

Questão
The molecule represented by the letter 'D' is most likely carbon dioxide.
Responda
  • True
  • False

Questão 10

Questão
The letter 'E' could represent NADH and FADH2.
Responda
  • True
  • False

Questão 11

Questão
In the process labeled 'F', ATP is synthesized by substrate-level phosphorylation.
Responda
  • True
  • False

Questão 12

Questão
If the thick yellow line in this image represents the mitochondrial membranes, what do 1 and 2 represent?
Responda
  • 1 is oxygen and 2 is ATP.
  • 1 is oxygen and 2 is NADH.
  • 1 is carbon dioxide and 2 is ATP.
  • 1 is carbon dioxide and 2 is NADH.

Questão 13

Questão
The substance labeled 'A' is most likely an electron.
Responda
  • True
  • False

Questão 14

Questão
The region labeled 'C' is the intermembrane space in the mitochondrion.
Responda
  • True
  • False

Questão 15

Questão
'A' represents an electron transport chain.
Responda
  • True
  • False

Questão 16

Questão
A phosphorylation reaction occurs at 'C'.
Responda
  • True
  • False

Questão 17

Questão
'E' most likely represents NADH.
Responda
  • True
  • False

Questão 18

Questão
'F' represents the ultimate electron donor in aerobic respiration.
Responda
  • True
  • False

Questão 19

Questão
In the absence of oxygen, organisms will break down pyruvate into carbon dioxide and alcohol or lactic acid. These pathways allow for
Responda
  • the production of more ATP than in the presence of oxygen
  • the regeneration of NAD+ that has been depleted
  • the oxidation of water to produce needed oxygen molecules
  • a shift from respiration to photosynthesis in the cell

Questão 20

Questão
The ATP generated by glycolysis is produced by
Responda
  • oxidative phosphorylation
  • substrate-level phosphorylation
  • the dephosphorylation of ADP
  • pyruvate

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