The biological basis of gene therapy. Gene therapy has grown out of the science of genetics or how heredity works. Scientists know that life begins in a cell, the basic building block of all multicellular organisms. Humans, for instance, are made up of trillions of cells, each performing a specific function.
Satao (elephant) Satao (c. 1968 â 30 May 2014) was one of Kenya's largest African elephants. He was known as a tusker because his tusks were so long that they almost touched the ground. The Tsavo Trust announced that Satao was killed by poachers using a poisoned arrow on 30 May 2014.
An African elephant is taller and bigger in size than an Asian elephant. An average life span of an elephant, irrespective of whether it is an African elephant or its cousin Asian elephant, is sixty years. In captivity, an elephant can live up to eighty years. An adult elephant experiences most of the human illness attributed to old age such as cardiovascular issues and age-related arthritis. An adult elephant (male and female) is active reproductively till the age of fifty.