Introductory Biology Two is the second component of the bridging course for science students who have not done biology in Secondary schools. It covers basics of biochemistry of photosynthesis, the animal physiology by studying nutrition and diet, digestion, nervous and sensory systems, gas exchange, hormones, coordination and sensitivity. It also comprises early microbiologists work in developing theories and vaccines. This course also includes the basic study of zoology specifically an introduction into animal evolution, body plans, animal systems and emphases on selected animal phyla. It considers the evolutionary relationships among organisms and the diversity of life on earth. Weekly laboratory work or practical based on each chapter forms an integral part of this course.