The Video lecture from Biological Molecules (F.Sc. First Year Biology) covers Tertiary and Quaternary structure of Proteins with the help of examples like Haemoglobin structure. It also includes classification of Proteins into two major groups i.e. Fibrous Proteins and Globular Proteins. 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.