Assignment 2: Nanotechnology Applications Nanotechnology (also called nanotech) is a branch of materials science that deals with manipulating matter on the atomic scale. It is so called because this field deals with engineering on the scale of a billionth of a meter, also known as a nanometer. Nanotechnology seeks to […]

Define partial pressure of a gas. Identify 3 different units used to measure partial pressure. Define torr. What is the PO2 of the atmosphere at sea level? Express in units of torr. Define respiratory pigment and heme. Name the respiratory pigment found in vertebrates and the respiratory pigment common in […]

1. Food resources are rarely distributed uniformly in the environment. Most vary seasonally or have a patchy distribution and can become locally depleted. Give two possible responses of an animal species to depleted food resources in the real world. Explain how they work to solve the problem of limited prey […]

U.S. Plans New Strategy for HIV/AIDS The Obama administration plans to unveil a new AIDS strategy Tuesday, aimed at reducing new infections and increasing the number of HIV-positive people getting care. Details of the program are to be announced at a White House press conference, but the New York Times, […]