28. The secondary metabolite, obtained from Catharanthus roseus, is… a. Menthol b. Nicotine c. Vincristine d. Anthocyanin Ans: c 29. Which of the following biomolecules have a phosphodiester bond? a. Amino acids in peptide b. Fatty acids in a diglyceride c. Nucleic acids in a nucleotide d. Mono saccharides in a polysaccharide Ans: c 30. […]