St.Xavier's College , Palayamkottai - 627 002

properties circadian rhythms biorhthythms significance water molecule structure molecular events muscle physiology stimulus resting potential action potential nerve impulse enzyme kinetics -models enzyme chemistry climate change greenhouse gas global warming enzyme tools genetic engineering classes of stem cells embryonic stem cells (esc) adult stem cells (asc c stem cell properties importance of vaccines problems in development adjuvants vaccines artificial immunization immunity-natural community succession niche concept community characteristics biocoenosis biotic community biological thermodynamics laws of conservation and degradation of energy human biorhythms chronobiology recombinant dna technology