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प्रश्न
- What are vitamins?
- Classify them according to their solubility.
- Give one example of each type as per above classification.
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उत्तर
- Vitamins are a group of heterogeneous compounds that are essential for the proper operation of various life processes.
- Vitamins can be classified into two types:
- Water-soluble vitamins: Vitamins cannot be stored in the body and must be ingested on a regular basis. Any excess is expelled in urine.
- Fat-soluble vitamins: They are absorbed with fat and stored in fatty tissue and liver.
- Water-soluble: B, C
Fat-soluble: A, D, E, K
संबंधित प्रश्न
At the end of glycolysis, ______ molecules are obtained.
We get ______ energy from carbohydrates.
Write the correct option from the given multiple options.
Which of the following vitamin is necessary for synthesis of NADH2?
Where and in which forms the amino acids formed after digestion of food are used in the body?
Choose the correct option.
Which step of Kreb's cycle operates substrate-level phosphorylation?
Fill in the blank with a suitable word.
In the prokaryotes ______ molecules of ATP are formed per molecule of glucose oxidised.
Fill in the blank with a suitable word.
During glycolysis ______ molecules of NADH+H+ are formed.
Which of the following vitamins is necessary for the synthesis of NADH2?
Give scientific reason.
We feel tired after exercising.
Which molecules are formed after whole oxidation of Acetyl co-enzyme A?
Which amino acids are obtained after digestion of proteins?
Identify the given reaction and explain it.
Why is water an essential nutrient?
Write the importance of fibers in our diet.
Read the following statements and select the CORRECT option.
Statement I: In oxidative phosphorylation ATP is synthesized by using the energy released during the oxidation of substrates like NADH+ H+ and FADH2.
Statement II: Substrate-level phosphorylation is a direct phosphorylation of ADP by transfer of a phosphate group from any suitable substrate.
Oxidative phosphorylation refers to ______
Where does the oxidative phosphorylation occur?
Complete the following analogy and select the correct option.
Respiration: Catabolic process:: ______ : Anabolic process
The main purpose of respiration is to convert ______
Which of the following statement is incorrect about ATP?
