Carcinogenesis And Cancer Carcinogenesis is the creation of a cancer. Cancer is, ultimately, a disease of genes. Typically, a series of several mutations is required before a cell becomes a cancer cell. We distinguish between oncogenes, which promote cancer when "switched on" by a mutation, and tumor suppressor genes, which prevent cancer unless "switched off" by a mutation. These mutations can have various causes:...... Similar Editorial : What Is Cancer by Simon Mitchell. | Source : Cancer Urinary Bladder
Biology Biology is the science of life. It is concerned with the physical characteristics and behaviors of organisms alive today and long ago, how they come into being, and what interactions they have with each other and their environments. The word biology in its modern sense seems to have been introduced independently by Gottfried Reinhold Treviranus (Biologie oder Philosophie der lebenden Natur, 1802)...... Similar Editorial : Biology Coursework by David Lee. | Source : Science Lesson Plan