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At which positions does nitrogen occur i...

At which positions does nitrogen occur in purines and pyrimidines ?

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Purines have nitrogen at 1', 3', 7' and 9' positions, and pyrimidines have at 1' and 3' positions.
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PRADEEP-BIOMOLECULES -ADDITIONAL QUESTIONS (SHORT ANSWER QUESTIONS)
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  2. What is an amphipathic lipid ? Cite an example.

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  3. At which positions does nitrogen occur in purines and pyrimidines ?

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  4. How much energy is released by hydrolysis of ATP ?

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  6. Write a few words on animal cellulose.

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  7. How can you known that wheat flour is mixed with maize flour ?

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  8. Name two different kinds of helical maccromolecules. Give the number o...

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  9. Mention a protein having quaternary structure. Name its polypeptide ch...

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  10. Name the RNA having the shape of a clover leaf. Mention its various re...

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  11. Mention two structural features of prokaryotic DNA.

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  12. Give the two main types of eukaryotic DNA. Also mention their location...

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  13. What are the two types of mRNAs ? How do they differ ?

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  14. Where is the starch stored in the plant cells ?

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  15. What is animal cellulose ?

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  16. How do the prokaryotic DNA and eukaryotic organeller DNA resemble ?

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  17. Give the role of genetic code.

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  18. Name the most abundant organic compound in nature. Who explained the c...

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  19. Who coined the terms 'ferment' and 'enzyme' ? How do they differ ?

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  20. Can a chemical reaction occur without an enzyme ? Explain your answer.

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