রেজা তানজিল

chemistry biology pharmaceutical education pharmacy physics pharma biotechnology biomedical university medicine college higher education medical social media school case study theory law math india bangladesh biotech comilla human resources body system china ict technology mathematics protein plant dhaka bamgladesh mecial balsam resin biologia hospital mobile notary science human body medulla adrenal thyroid process food hormone endocrine waste organization liver excretory radiation gamma beta alpha news learning decay radioactive radio physical structure students study educacion crystal