Chemistry : Biomolecules

Draw simple Fisher projections of D-and L-glucose. Are these enantiomers?

What type of linkages are responsible for the formation of:
(i)    Primary structure of proteins.
(ii)    Cross linking of polypeptides chains.
(iii)    α-Helix formation
(iv)    β-sheet structure.

What deficiency diseases are caused due to lack of vitamins A, B, B₆ and K in human diet?

How are glucose molecules joined together to make starch, glycogen and cellulose?

What are reducing and non-reducing sugars? What is the structural feature characterizing reducing sugars ?

Draw open chain structure of aidopentose and aldohexose. How many asymmetric carbons are present in each?

Write the following about protein synthesis:
Which of the two bases of the codon are most important for coding?

Draw simple Fisher projections or L-galactose and L-mannose.

Write the following about protein synthesis:
How do 64 codons code for only 20 amino acids?

Write the following about protein synthesis:
Name the location where protein synthesis occurs.