Sex produces organisms different from the parent. There is a good chance that some of those offspring will thrive no matter what new conditions occur. Many organisms can reproduce both sexually and asexually. Humans for example can only reproduce sexually.
One is the worldâs most famous teenager, with Â£17million in the bank. The other works part-time in an electronics store for Â£5 an hour, and relies on his mum to give him lifts to school. Meet Miley Cyrusâs half-brother Christopher, 17, above. Although there are just eight months between them and they share the same father, Miley and Christopher are worlds apart.
Miley Cyrus ( legally changed to Miley Ray in January 2008 )    Birth Name : Destiny Hope Cyrus   Nicknames : Smiley and Miley   Born : November 23rd , 1992 in Franklâ¦in Tennessee   Parents : Leticia  Tish  Cyrus and country singer / actor Billy  Ray Cyrus   Godmother : Dolly Parton   Role Model : Hillary Duff    Miley Cyrus is ...