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.
1 By weight, a strand of spider's silk is heavier and stronger than an equivalent strand of steel! 2  A spider's silk is strong enough to stop a Boeing 747 in its path. 3  Two spider species, the Black Widow and the Brown Recluse, contain venom powerful enough to kill a human!  The fear of spiders is called arachnophobia.