癌症,听到这个字眼,很多人都会背心发凉。这是因为我们更多地把癌症与死亡联系在一起。的确,癌症是目前威胁人类健康的几大杀手之一。不仅人类受癌症的威胁,就是自然界的其他生物也在劫难逃。科学家在珊瑚、鹦鹉等多种生物体内都发现过癌细胞。可是,你能想象得到吗,生活在史前 Cancer, many people are cool in vests when they hear this word. This is because we are more concerned with cancer and death. Indeed, cancer is one of the few killers currently threatening human health. Not only is mankind threatened by cancer, but other creatures in nature are also fleeing. Scientists have found cancer cells in corals, parrots and other organisms. However, you can imagine it, living in prehistory