Players must survive by creating shelter, weapons, and other survival tools. Implantation is critical to the survival and development of the early human embryo. This results in differentiation, survival and proliferation of the erythroid cell. Most Nigerian men present with metastatic disease with a typical survival of 40 months. Soil temperature is important for the survival and early growth of seedlings. Water is critical to the survival of all living organisms. Their expectations for survival or rescue are bleak. One of the keys to recent human survival has been the forming of partnerships. EGF results effective in cellular proliferation, differentiation and survival. Bryophytes depend on water for reproduction and survival. Certain bacteria form close spatial associations that are essential for their survival. This could be due to their need to conserve energy for survival and reproductive events. The spirit acquires another body necessary for growth and survival. Root extension is vital for plant survival. Feathers being critical to the survival of a bird, require maintenance.