'Even desirable' diaporamas de présentation

http:// www.youtube.com/watch?v=Wj4sHXRVjec

http:// www.youtube.com/watch?v=Wj4sHXRVjec. Teen Pregnancy. By Melissa Malcolm. What is Teen Pregnancy?. Female 13 to 19 years of age Characteristics: Dependant on Parents Continues to live at home Note: Usually these women are unwed. Social Programs for Pregnant Teenagers.

578 views • 14 slides

The Immune System

The Immune System . We are surrounded by billions of bacteria and viruses. To many of them, a human being is like a walking smorgasbord, offering nearly limitless resources that they can use for energy and reproduction. Luckily for us, getting into the human body is not an easy task!.

191 views • 10 slides

Population

317 views • 9 slides