The Video lecture from Kingdom Prokaryotae (Monera) (F.Sc. First Year Biology) covers the bacterial cell envelope i.e. Capsule, Slime and Cell wall. It also includes the detail description of Gram Positive and Gram Negative Bacteria and their difference. 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.