Today, nearly everyone is familiar with the concepts of prisons, reformatories, and jails. Institutional corrections have become so commonplace in the United States that many people take their existence for granted. Residential institutions, however, are a fairly recent historical phenomenon. Read about the origins of prisons at:  http://www.howardleague.org/index.php?id=31 (Links to an […]

Human Biology 1. Where does lymph come from? 2. List the primary lymphatic organs. List the secondary lymphatic organs. 3. What structures allow the lymph to enter the cardiovascular system? 4. Why is the thymus so critical in immunity? 5. Can a person live without a spleen? 6. Explain the […]

1. Which diagram most accurately shows the arrangement of homologous chromosomes during the first metaphase of meiosis? Please explain why and how does this arrangement determine the law of “equal segregation”? 2. Which diagram most accurately shows the arrangement of homologous chromosomes during the first metaphase of mitosis? Please explain […]

Q1. The oldest rocks on Earth date from about 4.2 billion years ago. What does this propose about the interval between 4.6 billion years ago, while the Earth started to form, and 4.2 billion years ago? Q2. You also measure that half-life of the Winease catalyzed conversion is 10 sec. […]