The Video lecture from Bioenergetics (F.Sc. First Year Biology) covers the overview of Respiration. It includes the details about external respiration, cellular respiration and two types of respiration i.e. anaerobic respiration involving alcoholic fermentation and lacteic acid fermentation and aerobic respiration. Find more e-learning material and educational video lectures in Urdu at maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.