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Biomolecules

Question

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Fresh tomatoes are a better source of vitamin C than those which have been stored for sometime. Explain.

Solution

On prolonged exposure to air, vitamin C present in tomatoes is destroyed due to aerial oxidation.

Some More Questions From Biomolecules Chapter

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

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?

What is a biomoiecule?

Define carbohydrates.

Give one example each of (i) Reducing sugar and (ii) Non-reducing sugar.

Name the anomers of glucose.

State two characteristics of monosaccharides.

Name a carbohydrate containing five carbon atoms per molecule.

Name the monomers of starch.

Name the polysaccharides that is stored in the liver of animals.

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