Various causes of oral cancer Biology essay
Introduction. Cancer is a group of diseases characterized by abnormal cell growth that allows cells to acquire the potential to spread metastases from the site of origin of the primary tumor to other sites in the body's secondary tumors. The word tumor comes from the Latin 'tumor' and refers to the swelling that occurs when a. Abstract. The progression of cancer is an evolutionary process. During this process, evolving cancer cell populations encounter restrictive ecological niches in the body, such as the primary tumor, the circulatory system, and various metastatic sites. Efforts to prevent or slow the evolution and progression of cancer require an in-depth understanding of the cancer,