Family in Waynesboro, Pennsylvania. The median age is 36.7. The US median is 37.2. 52.15% of people in Waynesboro, Pennsylvania, are married. 10.77% are divorced. The average household size is 2.35 people. 24.92% of people are married, with children. 21.16% have children, but are single.
Microorganisms for Kids. Microorganisms, also called microbes, are extremely tiny organisms that can only be seen under a microscope. Microorganisms are one of the most diverse organisms and they include bacteria, fungi, archaea, protists, green algae, plankton and amoeba.
Model organisms are a small group of research organisms that serve as a proxy for understanding the biology of humans. Examples include yeast, fruit flies, worms, zebrafish, and mice. Many aspects of these organismsâ biology are similar to ours, and much is already known about their genetic makeup. For these and other reasons, studying model organisms helps scientists learn more about human health. Why are model organisms useful for studying diseases? Drosophila.