1) Describe about the following aspects of biofilm ecology in detail:
(a) Gene transfer.
(b) Predation and Competition.
(c) Interactions with pathogenic organisms.
2) Write down the different enzymes which find commercial application in food industry.
3) Describe how the bioremediation of Xenobiotics can be done.
4) Explain the role of biotechnology in treatment of industrial effluents.
5) Write down the difference between the conventional and recombinant vaccines. Write down advantages and disadvantages.