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In which of the following do the two names refer to one and the same thing?
  • a)
    Krebs cycle and Calvin cycle
  • b)
    Citric acid cycle and Calvin cycle
  • c)
    Tricarboxylic acid cycle and citric acid cycle
  • d)
    Tricarboxylic acid cycle and urea cycle
Correct answer is option 'C'. Can you explain this answer?
Most Upvoted Answer
In which of the following do the two names refer to one and the same t...
Explanation:
The correct answer is option C, which states that the tricarboxylic acid cycle and the citric acid cycle refer to the same thing. Let's understand why this is the correct answer.

Tricarboxylic Acid Cycle:
The tricarboxylic acid (TCA) cycle, also known as the citric acid cycle or Krebs cycle, is a series of chemical reactions that occur in the mitochondria of eukaryotic cells. It is an essential metabolic pathway that plays a key role in the oxidation of carbohydrates, fats, and proteins to generate energy in the form of ATP.

Citric Acid Cycle:
The citric acid cycle, as the name suggests, is named after citric acid. It is a series of chemical reactions that take place in the mitochondria of cells. The cycle starts with the condensation of acetyl-CoA and oxaloacetate to form citrate, which is then metabolized through a series of enzymatic reactions to regenerate oxaloacetate.

Tricarboxylic Acid Cycle = Citric Acid Cycle:
The tricarboxylic acid cycle and the citric acid cycle refer to the same metabolic pathway. The cycle was initially named after its intermediate product, citric acid, and later came to be known as the tricarboxylic acid cycle due to the presence of three carboxylic acid groups in the cycle.

Conclusion:
Hence, the correct answer is option C, where the tricarboxylic acid cycle and the citric acid cycle refer to the same thing. The other options, including the Krebs cycle and Calvin cycle, the citric acid cycle and Calvin cycle, and the tricarboxylic acid cycle and urea cycle, are incorrect as they refer to different metabolic pathways or processes.
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Community Answer
In which of the following do the two names refer to one and the same t...
The correct answer is option C: Tricarboxylic acid cycle and citric acid cycle.

Explanation:
- The tricarboxylic acid (TCA) cycle, also known as the citric acid cycle or Krebs cycle, is a series of chemical reactions that occurs in the mitochondria of cells. It is an essential part of cellular respiration, which generates energy in the form of ATP.
- The TCA cycle is named after Hans Krebs, who first described the pathway in 1937. Another name for this cycle is the citric acid cycle because the first step of the pathway involves the formation of citric acid (or citrate).
- The TCA cycle involves a series of enzymatic reactions that ultimately convert acetyl-CoA, a molecule derived from carbohydrates, fats, or proteins, into carbon dioxide. Along the way, it generates energy-rich molecules such as NADH and FADH2, which are used in the electron transport chain to produce ATP.
- The citric acid cycle is the same as the TCA cycle because citric acid is the first intermediate formed in the cycle. The other names, such as Krebs cycle and tricarboxylic acid cycle, refer to different aspects or key steps of the pathway.
- The Calvin cycle, on the other hand, is a series of reactions that occur in the chloroplasts of plants during photosynthesis. It is responsible for fixing carbon dioxide and converting it into glucose.
- The Calvin cycle is named after Melvin Calvin, who elucidated the pathway in the 1950s. It is not related to the TCA cycle or citric acid cycle in any way.
- Therefore, the correct answer is option C: Tricarboxylic acid cycle and citric acid cycle. These two names refer to the same metabolic pathway occurring in the mitochondria of cells.
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In which of the following do the two names refer to one and the same thing?a)Krebs cycle and Calvin cycleb)Citric acid cycle and Calvin cyclec)Tricarboxylic acid cycle and citric acid cycled)Tricarboxylic acid cycle and urea cycleCorrect answer is option 'C'. Can you explain this answer?
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In which of the following do the two names refer to one and the same thing?a)Krebs cycle and Calvin cycleb)Citric acid cycle and Calvin cyclec)Tricarboxylic acid cycle and citric acid cycled)Tricarboxylic acid cycle and urea cycleCorrect answer is option 'C'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about In which of the following do the two names refer to one and the same thing?a)Krebs cycle and Calvin cycleb)Citric acid cycle and Calvin cyclec)Tricarboxylic acid cycle and citric acid cycled)Tricarboxylic acid cycle and urea cycleCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for In which of the following do the two names refer to one and the same thing?a)Krebs cycle and Calvin cycleb)Citric acid cycle and Calvin cyclec)Tricarboxylic acid cycle and citric acid cycled)Tricarboxylic acid cycle and urea cycleCorrect answer is option 'C'. Can you explain this answer?.
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