What are reducing and non-reducing sugars? What is the structural feature characterizing reducing sugars ?
Write the following about protein synthesis:
Name the location where protein synthesis occurs.
Write the following about protein synthesis:
How do 64 codons code for only 20 amino acids?
Write the following about protein synthesis:
Which of the two bases of the codon are most important for coding?
What deficiency diseases are caused due to lack of vitamins A, B, B6 and K in human diet?
Following are the deficiency diseases are caused:
i) Xerophthalmia or night-blindness is deficiency diseases of vitamin A.
ii) Beri-Beri is deficiency disease of vitamin B.
iii) Nervous disturbance (convulsion), severe dermatitis is caused by deficiency of vitamin B6.
iv) Haemophilia is caused by deficiency of vitamin K.
Draw open chain structure of aidopentose and aldohexose. How many asymmetric carbons are present in each?
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.