Write one difference between α -helix and β -pleated structures of proteins.
α - helix: It has a polypeptide chain which forms all possible hydrogen bonds twisting it into a right-handed screw. (helix)
β - pleated: It has peptide chain which is stretched out to nearly maximum extension and then laid side by side which are held by intermolecular hydrogen bonds.
What are the expected products of hydrolysed of lactose?
How do you explain the absence of aldehyde group in the penta acetate of D-glucose?
The melting points and solubility of water of amino acids are generally higher than that of the corresponding halo acids. Explain.
Where does the water present in the egg go after the boiling the egg?
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?
Give one example each of (i) Reducing sugar and (ii) Non-reducing sugar.
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