Microevolution is the term that applies to which of the foll…

Microevolution is the term that applies to which of the following?                        A)   any evolution at any scale                       B)   large-scale changes over a long period of time            C)   small-scale changes over a long period of time            D)   small-scale changes over a short period of time            E)   changes of any scale within microorganisms

Which of the following behaviors not associated with diet wo…

Which of the following behaviors not associated with diet would decrease your risk of cancer?            A)   increasing the consumption of foods rich in vitamin A and C         B)   avoiding salt-cured, pickled, and smoked foodsC)   increasing the consumption of fruits and vegetablesD)   avoiding cigarette smoking, smokeless tobacco, and sunbathingE)   increasing fiber and decreasing sodium in your diet

Some scientists estimate that over half of the world’s rainf…

Some scientists estimate that over half of the world’s rainforest has already been lost, mostly due to human activities. What would you predict as a consequence of the massive loss of plant life?                        A)   a decline in atmospheric carbon dioxide             B)   reduced incidence of flooding            C)   an increase in atmospheric carbon dioxide            D)   a decline in soil erosion            E)   a drop in average temperatures worldwide