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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
After complete oxidation of a glucose molecules, ______ number of ATP molecules are formed.
At the end of glycolysis, ______ molecules are obtained.
Distinguish between aerobic and anaerobic respiration.
Give scientific reasons.
Cell division is one of the very important properties of cells and living organisms.
Fill in the blank with a suitable word.
In the prokaryotes ______ molecules of ATP are formed per molecule of glucose oxidised.
Answer the following question.
Why is less energy produced during anaerobic respiration than in aerobic respiration?
We get __________ energy from lipids.
Which molecules are formed after whole oxidation of Acetyl co-enzyme A?
State two groups/types of vitamins.
State six types of vitamins.
Identify the given reaction and explain it.
Complete the following concept map.
Identify the statement that correctly describes phosphorylation.
Identify the CORRECT way/s of 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 ______.
Where does the oxidative phosphorylation occur?
The main purpose of respiration is to convert ______
The common immediate source of energy in cellular activity is ______.
Which one is amino acid?
