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Which of the following are metabolic wastes of protein metabolism?
- a)Urea, NH3 and CO2
- b)Urea, oxygen and N2
- c)Ammonia, urea and creatinine
- d)Nitrogen, urea and CO2
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
Which of the following are metabolic wastes of protein metabolism?R...
The nitrogen compounds through which excess nitrogen is eliminated from organisms are called nitrogenous wastes or nitrogen wastes. They are ammonia, urea, uric acid, and creatinine. All of these substances are produced from protein metabolism.
This question is part of UPSC exam. View all NEET courses
Most Upvoted Answer
Which of the following are metabolic wastes of protein metabolism?R...
Understanding Metabolic Wastes of Protein Metabolism
Protein metabolism involves the breakdown of proteins into their constituent amino acids, leading to the production of metabolic wastes. The primary metabolic wastes from protein metabolism include ammonia, urea, and creatinine.
Key Components of Protein Metabolism Wastes:
- Ammonia (NH3):
- Ammonia is a toxic byproduct formed during the deamination of amino acids.
- It is highly soluble and needs to be converted into less toxic forms for excretion.
- Urea:
- Urea is produced in the liver through the urea cycle, which converts ammonia into urea.
- Urea is much less toxic compared to ammonia and is excreted through urine.
- Creatinine:
- Creatinine is a waste product formed from the normal breakdown of creatine, a molecule important for energy metabolism in muscles.
- It is produced at a relatively constant rate and is also excreted via urine.
Summary of Options:
- Option a (Urea, NH3, CO2) includes CO2, which is not a direct waste of protein metabolism.
- Option b (Urea, oxygen, N2) incorrectly lists oxygen and nitrogen, which are not metabolic wastes.
- Option d (Nitrogen, urea, CO2) also includes CO2, which is not specific to protein metabolism.
Thus, option c (Ammonia, urea, and creatinine) correctly identifies the main metabolic wastes produced during protein metabolism, making it the right answer.
Understanding these components is crucial for grasping how the body processes and eliminates the byproducts of protein metabolism efficiently.
Protein metabolism involves the breakdown of proteins into their constituent amino acids, leading to the production of metabolic wastes. The primary metabolic wastes from protein metabolism include ammonia, urea, and creatinine.
Key Components of Protein Metabolism Wastes:
- Ammonia (NH3):
- Ammonia is a toxic byproduct formed during the deamination of amino acids.
- It is highly soluble and needs to be converted into less toxic forms for excretion.
- Urea:
- Urea is produced in the liver through the urea cycle, which converts ammonia into urea.
- Urea is much less toxic compared to ammonia and is excreted through urine.
- Creatinine:
- Creatinine is a waste product formed from the normal breakdown of creatine, a molecule important for energy metabolism in muscles.
- It is produced at a relatively constant rate and is also excreted via urine.
Summary of Options:
- Option a (Urea, NH3, CO2) includes CO2, which is not a direct waste of protein metabolism.
- Option b (Urea, oxygen, N2) incorrectly lists oxygen and nitrogen, which are not metabolic wastes.
- Option d (Nitrogen, urea, CO2) also includes CO2, which is not specific to protein metabolism.
Thus, option c (Ammonia, urea, and creatinine) correctly identifies the main metabolic wastes produced during protein metabolism, making it the right answer.
Understanding these components is crucial for grasping how the body processes and eliminates the byproducts of protein metabolism efficiently.
Community Answer
Which of the following are metabolic wastes of protein metabolism?R...
The nitrogen compounds through which excess nitrogen is eliminated from organisms are called nitrogenous wastes or nitrogen wastes. They are ammonia, urea, uric acid, and creatinine. All of these substances are produced from protein metabolism.
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Which of the following are metabolic wastes of protein metabolism?a)Urea, NH3and CO2b)Urea, oxygen and N2c)Ammonia, urea and creatinined)Nitrogen, urea and CO2Correct answer is option 'C'. Can you explain this answer?
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Which of the following are metabolic wastes of protein metabolism?a)Urea, NH3and CO2b)Urea, oxygen and N2c)Ammonia, urea and creatinined)Nitrogen, urea and CO2Correct 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 Which of the following are metabolic wastes of protein metabolism?a)Urea, NH3and CO2b)Urea, oxygen and N2c)Ammonia, urea and creatinined)Nitrogen, urea and CO2Correct 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 Which of the following are metabolic wastes of protein metabolism?a)Urea, NH3and CO2b)Urea, oxygen and N2c)Ammonia, urea and creatinined)Nitrogen, urea and CO2Correct answer is option 'C'. Can you explain this answer?.
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