Khan, B.N., Ashfaq, Y. , Asia Bibi, Amina Tufail, Fatima Khalid, Anum Naz and Tallal Hassan Khan 2023. A Review and Analysis of Heavy Metals in Freshwater Reservoirs of Pakistan: their Bioaccumulation, Biological Magnification and Biotic Transmission. Pakistan Journal of Biochemistry and Biotechnology. 4, 1 (Jun. 2023), 35-54. DOI:https://doi.org/10.52700/pjbb.v4i1.203.