Lecture 4, Part B | Quizalize

115 questions

Which molecule is the final electron acceptor in the electron transport chain of aerobic respiration?

30 sec

During aerobic respiration, where does glycolysis occur?

30 sec

Which process occurs in the mitochondria during aerobic respiration?

30 sec

Which molecule is the primary fuel source for aerobic respiration?

30 sec

What does ADP and ATP stand for?

30 sec

What is phosphorylation?

30 sec

What is the net gain of ATP molecules during aerobic respiration from the complete breakdown of one molecule of glucose?

30 sec

Which molecule is the final byproduct of aerobic respiration?

30 sec

Which organelle is primarily responsible for aerobic respiration?

30 sec

Which stage of aerobic respiration produces the most ATP?

30 sec

In aerobic respiration, what is the end product of one reaction that becomes the substrate for the next?

30 sec

What is the net production of ATP during glycolysis?

30 sec

Which molecule is produced as a byproduct during the Krebs cycle?

30 sec

Which stage of aerobic respiration produces NADH and FADH2?

30 sec

What is the chemical formula for glucose?

30 sec

Which compound is consumed in the process C6H12O6 + 6O2 + 38ADP + 38P ?

30 sec

Which organism is known to use the Embden-Meyerhoff pathway?

30 sec

What is the final product of the Embden-Meyerhoff pathway?

30 sec

Which molecule serves as the initial substrate in the Embden-Meyerhoff pathway?

30 sec

Which step in the Embden-Meyerhoff pathway produces NADH?

30 sec

What is the net ATP production in the Embden-Meyerhoff pathway?

30 sec

Which coenzyme is involved in the conversion of glyceraldehyde-3-phosphate to 1,3-bisphosphoglycerate in the Embden-Meyerhoff pathway?

30 sec

What is the alternative name for the Embden-Meyerhoff pathway?

30 sec

Which step in the Embden-Meyerhoff pathway produces NADH?

30 sec

In the pyruvate Embden-Meyerhoff pathway, what is the final electron acceptor?

30 sec

Which of the following is NOT a product of the pyruvate Embden-Meyerhoff pathway?

30 sec

Which molecule is the starting substrate for glycolysis?

30 sec

How many pyruvate molecules are produced in glycolysis?

30 sec

How many molecules of acetyl-CoA can be formed from one molecule of glucose during glycolysis and the pyruvate dehydrogenase complex?

30 sec

Which enzyme converts pyruvate to acetyl-CoA?

30 sec

In which organelle does the conversion of pyruvate to acetyl-CoA take place?

30 sec

Which molecule is the starting substrate for the citric acid cycle (Kreb's cycle)?

30 sec

Which process converts glucose into two molecules of pyruvate?

30 sec

What molecule enters the Krebs cycle after being converted from pyruvate?

30 sec

How many molecules of CO2 and ATP are produced from one molecule of acetyl-CoA?

30 sec

In which organisms does the Krebs cycle occur?

30 sec

Which bacteria uses photosynthesis to produce energy?

30 sec

Watch the following video: https://www.youtube.com/watch?v=YbBpG_Eo55I

30 sec

"Mother nature is cheap," and therefore recycles unused molecules during the Krebs cycle and Glycolysis. Which products were generated and not used during both Glycolysis and the Krebs cycle.

30 sec

What are the two chemical processes that make up oxidative phosphorylation?

30 sec

The reduction of the coenzymes, NAD+ and FAD+, to NADH and FADH2:

30 sec

Oxidative phosphorylation recycles the "waste products" of glycolysis and the Krebs cycle to produce 34 ATP. Which of the following are the "waste products" from glycolysis and the Krebs cycle (TCA cycle).

30 sec

ATP synthase is an enzyme and protein structure within the cristae folding of the mitochondrial inner membrane. This enzyme operates as though it is a large windmill that takes in protons from a ground wire and as the electrons flow through, it causes the windmill to spin faster and faster. The more protons that are pumped into the windmill, the faster it turns. According to this analogy, where do the electrons that power and spin the turbine come from?

30 sec

What is the name of the process which converts protons into ATP by ATP synthase?

30 sec

Where does chemiosmosis occur in cellular respiration?

30 sec

Which enzyme is responsible for the phosphorylation of ADP to ATP during chemiosmosis?

30 sec

What is the final electron acceptor in oxidative phosphorylation?

30 sec

Where does oxidative phosphorylation occur in eukaryotic cells?

30 sec

Which molecule donates electrons to the electron transport chain in oxidative phosphorylation?

30 sec

What is the primary source of protons for the formation of the proton gradient in oxidative phosphorylation?

30 sec

Which of the following is not a step in oxidative phosphorylation in prokaryotes?

30 sec

How many ATP molecules are produced through oxidative phosphorylation?

30 sec

Which molecule transfers electrons from complex III to complex IV in oxidative phosphorylation?

30 sec

Which molecule donates electrons to the electron transport chain in oxidative phosphorylation?

30 sec

What is the main concept behind chemiosmosis?

30 sec

Which ion is primarily involved in the chemiosmotic process?

30 sec

How much ATP is yielded from 1 NADH molecule in cellular respiration?

30 sec

How much ATP is yielded from 1 FADH2?

30 sec

How much ATP is yielded from 1 NADH and 1 FADH2 molecule in cellular respiration?

30 sec

Which microbial group is responsible for producing oxygen through photosynthesis?

30 sec

What is the final electron acceptor in fermentation?

30 sec

Which is a final electron acceptor in anaerobic respiration?

30 sec

What molecule is commonly used as the final electron acceptor in anaerobic respiration?

30 sec

What is the final electron acceptor in anaerobic respiration in methanogens?

30 sec

What is the final electron acceptor in anaerobic respiration in iron-oxidizing bacteria?

30 sec

What is the final electron acceptor in methanogenesis?

30 sec

Which of the following is a final electron acceptor in fermentation?

30 sec

Which of the following is a characteristic of fermentation?

30 sec

Which of the following is a product of fermentation?

30 sec

Which type of fermentation produces ethanol as a byproduct?

30 sec

Which type of fermentation produces lactic acid?

30 sec

Which molecule is the starting substrate for fermentation of pyruvate?

30 sec

Which type of fermentation occurs in yeast cells?

30 sec

Which compound is produced through the fermentation of pyruvate by clostridium species?

30 sec

Which enzyme is responsible for converting pyruvate to butyric acid during fermentation?

30 sec

During pyruvate fermentation, which compound is responsible for the conversion of pyruvate to ethanol?

30 sec

Which process involves the conversion of pyruvate into acetic acid, carbon dioxide, and hydrogen gas?

30 sec

Which microbes undergo photosynthesis?

30 sec

Which of the following microbes is capable of photosynthesis?

30 sec

Which of the following microbes is a primary producer (make their own food through photosynthesis)?

30 sec

Which of the following microbes is responsible for causing red tides and is known for using photosynthesis to produce its energy?

30 sec

Which molecule is used as the primary electron donor in the light-dependent reactions of photosynthesis?

30 sec

What is the primary function of the light-independent reactions in photosynthesis?

30 sec

Which molecule is responsible for capturing light energy in the light-dependent reactions of photosynthesis?

30 sec

What molecule is the primary source of carbon in the light-independent reactions of photosynthesis?

30 sec

What is the primary molecule that is reduced in the light-independent reactions of photosynthesis?

30 sec

What is the primary pigment used by green sulfur bacteria for photosynthesis?

30 sec

Which of the following is not a pigment involved in anoxygenic photosynthesis?

30 sec

Which of the following organisms can perform anoxygenic photosynthesis?

30 sec

What is the primary electron donor in anoxygenic photosynthesis?

30 sec

In anoxygenic photosynthesis, which molecule is used as an electron acceptor instead of water?

30 sec

Which type of bacteria is able to produce energy using light and sulfur compounds?

30 sec

Which type of bacteria is known for its ability to perform anoxygenic (no oxygen) photosynthesis?

30 sec

Which type of bacteria is capable of conducting photosynthesis without producing oxygen?

30 sec

Which type of bacteria is capable of utilizing sunlight and reduced sulfur compounds as an energy source?

30 sec

Which type of bacteria uses H₂S as a source of energy?

30 sec

Which of the following is a unique characteristic of archaebacteria?

30 sec

Which of the following statements is true about archaebacteria?

30 sec

What type of metabolism do archaebacteria without chlorophyll typically have?

30 sec

Which of the following is a common habitat for archaebacteria without chlorophyll?

100

30 sec

How do archaebacteria without chlorophyll obtain energy?

101

30 sec

Which of the following organisms is a photoautotroph?

102

30 sec

Which of the following is a characteristic of chemoautotrophs?

103

30 sec

Which of the following is an example of a chemoautotroph (make their own food from inorganic compounds that contain carbon)?

104

30 sec

Which of the following is a characteristic of photoautotrophs (make their own food using sunlight and inorganic compounds)?

105

30 sec

Which of the following is a characteristic of a heterotroph?

106

30 sec

What is a photoheterotroph?

107

30 sec

Which of the following is an example of a photoheterotroph?

108

30 sec

Which of the following is NOT a characteristic of photoheterotrophs?

109

30 sec

Which of the following is a key difference between photoautotrophs and photoheterotrophs?

110

30 sec

What is a chemoheterotroph?

111

30 sec

Which of the following is not a characteristic of a chemoheterotroph?

112

30 sec

Which of the following organisms is an example of a chemoheterotroph?

113

30 sec

Which of the following is an energy source for a chemoheterotroph?

114

30 sec

How do chemoheterotrophs obtain carbon?

115

30 sec

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