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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
Redraw the flowchart with corrections. Explain in brief the process of obtaining energy through oxidation of carbohydrates, lipids and proteins.
After complete oxidation of a glucose molecules, ______ number of ATP molecules are formed.
At the end of glycolysis, ______ molecules are obtained.
What is cellular respiration?
Which molecules are formed during the glycolysis process?
Explain the use of fatty acids.
Why is water an essential nutrient?
Write the importance of fibers in our diet.
Identify the statement that correctly describes phosphorylation.
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.
Substrate level phosphorylation takes place in ______.
Identify the cell organelle that is responsible for extracting energy from carbohydrates to form ATP.
In glycolysis,____________ ATP molecules are formed directly.
Where does the oxidative phosphorylation occur?
In the mitochondrion, energy is stored in the form of ____________.
Which of the following statement is incorrect about ATP?
The common immediate source of energy in cellular activity is ______.
Give three uses of fatty acids.
After complete oxidation of a glucose molecules, ______ number of ATP molecules are formed.
