eggs and sperm are NOT human life, they are cells from humans with 1/2 the DNA (23 chromosomes) than the rest of the cells in the human body which have 46 chromosomes.
However, when the egg cell joins with the sperm cell a new Human Being with his own DNA is formed.
THE CODE FOR HUMAN LIFE
http://www.freerepublic.com/focus/f-news/1059933/posts
In order for Chloe's parents to have chosen Chloe, they had to have created many embryos/children to have picked the healthiest. The rest of Chole's siblings are on ice. That's the IVF procedure for you.