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Write one function and two sources of vi...

Write one function and two sources of vitamin A.

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MODERN PUBLICATION-BIOMOLECULES-EXERCISE
  1. Fill in the blanks- The coloured substances that impart permanent colo...

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  2. What are the functions of carbohydrates in living organisms?

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  3. Write one function and two sources of vitamin A.

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  4. What are nucleotides ?

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  5. Fill in the blanks- dyes are used to dye wool, silk, nylon fabrics.

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  6. Explain the statement- Hydroleum is an alloy.

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  7. What are reducing sugars ?

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  8. What is denaturation of proteins ?

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  9. Answer the following question briefly : How is oxygen replenished in o...

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  10. Define enzyme. Give its biological importance.

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

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

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

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  14. Uses of common salt are-

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  15. Define the following in relation to proteins : Primary structure.

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  16. Define the following in relation to proteins : Denaturation.

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  17. Define the following in relation to proteins : Peptide linkage.

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  18. Name two water soluble vitamins, their sources and the diseases caused...

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  19. Name the four bases present in DNA. Which one of these is not present ...

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  20. Name two fat soluble vitamins, their sources and the diseases caused d...

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