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Biomolecules

Short Answer Type

1. Glucose or sucrose are soluble in water but cyclohexane or benzene (simple six membered ring compounds) are insoluble in water. Explain.

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What are the expected products of hydrolysed of lactose?

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3.
How do you explain the absence of aldehyde group in the penta acetate of D-glucose?

Glucose reacts with hydroxylamine to form an oxime. where as, the penta acetate of glucose does not react with hydroxyl amine indicating the absence of free CHO group.

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The melting points and solubility of water of amino acids are generally higher than that of the corresponding halo acids. Explain.

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Where does the water present in the egg go after the boiling the egg?

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6. Why cannot vitamin C be stored in our body?

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What products would be formed when a nucleotide from DNA containing thymine is hydrolysed?

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When RNA is hydrolysed, there is no relationship among the quantities of different bases obtained. What does this fact suggest about the structure of RNA?

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