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Hint: Lemon comes under the category of citrus fruit. This acid is a key intermediate in Krebs cycle.
Complete Answer:
- Lemon is sour in taste. It is rich in citric acid which makes it sour. Citric acid is the key molecule for the Krebs cycle.
- The citric acid cycle (Krebs cycle or tricarboxylic acid—TCA cycle) is the most important metabolic pathway for the energy supply to the body. About 65-70% of the ATP is synthesized in the Krebs cycle.
- Citric acid is a natural preservative. It is used to make food items and drinks sour by adding lemon in them. For example, Lemonade is sour in taste because of citric acid.
So, the correct answer is: Lemon is sour due to the presence of citric acid.
Note: Citric acid exists in many fruits and vegetables. For example Oranges, amla, guava, tomatoes, spinach, etc.
- Out of all lemon contains the highest amount of citric acid.
- Amla (Indian gooseberry) has the highest percentage of vitamin C (ascorbic acid).
Complete Answer:
- Lemon is sour in taste. It is rich in citric acid which makes it sour. Citric acid is the key molecule for the Krebs cycle.
- The citric acid cycle (Krebs cycle or tricarboxylic acid—TCA cycle) is the most important metabolic pathway for the energy supply to the body. About 65-70% of the ATP is synthesized in the Krebs cycle.
- Citric acid is a natural preservative. It is used to make food items and drinks sour by adding lemon in them. For example, Lemonade is sour in taste because of citric acid.
So, the correct answer is: Lemon is sour due to the presence of citric acid.
Note: Citric acid exists in many fruits and vegetables. For example Oranges, amla, guava, tomatoes, spinach, etc.
- Out of all lemon contains the highest amount of citric acid.
- Amla (Indian gooseberry) has the highest percentage of vitamin C (ascorbic acid).
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