Chemotherapy can: 1  Make a tumor smaller before surgery or radiation therapy. This is called neo-adjuvant chemotherapy. 2  Destroy cancer cells that may remain after surgery or radiation therapy. This is called adjuvant chemotherapy. 3  Help radiation therapy and biological therapy work better.
Guinness world records has listed Brazilian Wandering Spider as the most poisonous spider in the world. They wander the floor at night rather maintaining a web or residing in a lair. During the day time, they will hide under the fallen logs, termite mounds, under the rocks and even in a banana plant.
The Brazilian Wandering Spider holds the Guinness Book of World Records title for the most venomous spider in the world. It has a leg span of five inches and can inject up to 1.069 mg of its venom in one bite. The Brazilian Wandering Spider is not friendly and will stand on its rear legs and fight if approached.