Hi, this is Dr.Bhargavi Dade and I am a doctor by profession and have a passion for teaching. I am also a Masters's graduate and also have teaching experience in Biology, Anatomy, Physiology at University, Brooklyn, USA.If you are a Science student or studying in high school biology or a college undergraduate applying to medical school and dental school, this page is just for you to serve you all the different topics in Science with free lectures and free online classes including lecture materials and quizzes. I teach Science with fun and interactive presentations and interactive PowerPoint.