This will help http://www.answers.com/Q/What_is_the_result_of_the_diversity_of_organisms_present_on_earth
Probably Mary's doctor will not doctor a chronic villus sampling because of her first time pregnancy at the aged of 37 and her doctor ordered so many series of routine screening procedure. The doctor will not order a chronic villus sampling on Mary.
False. The cell doesn’t rest, rather, it prepares to divide again (Look up Mitosis)