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What are the hydrolysis products of (i) ...

What are the hydrolysis products of `(i)` sucrose and `(ii)` lactose?

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Both sucrose and lactose are disaccharides. Sucrose on hydrolysis gives one molecule each of glucose and fructose but lactose on hydrolysis gives one molecule each of glucose and galactose.
`underset("Sucrose")(C_(12) H_(22) O_(11)) + H_(2)O overset(H_(3) O^(+)) rarr underset(D - (+) - "Glucose")(C_(6) H_(12) O_(6)) + underset(D - (-) -"Fructose")(C_(6) H_(12) O_(6))`
`underset("Lactose")(C_(12) H_(22) O_(11)) + H_(2) O overset(H_(3)O^(+))rarr underset(D - (+) - "Glucose")(C_(6) H_(12)O_(6)) + underset(D - (+) - "Galactose")(C_(6) H_(12) O_(6))`
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NCERT-BIOMOLECULES-Exercise
  1. What do you understand by the term glycosidic linkage?

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  2. What is glycogen? How is it different from starch?

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  3. What are the hydrolysis products of (i) sucrose and (ii) lactose?

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  4. What is the basic structural difference between starch and cellulose?

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  5. What happens when D-glucose is treated with the following reagents? ...

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  6. Enumerate the reactions of D-Glucose which cannot be explained by its ...

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  7. What are the essential and non-essential amino acids?Give two examples...

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  8. Defines the following as related to proteins: (i)Peptide linkage,(ii...

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  9. What are the common types of secondary structures of proteins?

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  10. What type of bonding helps in stabilising the alpha-helix structure of...

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  11. Differentiate between globular and fibrous proteins.

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  12. How do you explain the amphoteric behaviour of amino acids ?

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  13. What are enzymes ?

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  14. What is the effect of denaturation on the structure of proteins?

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  15. How are vitamins classified? Name the vitamin responsible for the coag...

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  16. Why are vitamin A and vitamin C essential for us? Give their important...

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  17. What are nucleic acids ? Mention their two important functions.

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  18. What is the difference between a nucleoside and a nucleotide?

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  19. The two strands of DNA are not identical, but are complementary'. Expl...

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  20. Write the main structural difference between DNA and RNA. Of the four ...

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