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Discoveries in DNA, cell biology, evolution, biotechnology have been among the major achievements in biology over the past 200 years with accelerated discoveries and insights over the last 50 years. Consider the progress we have made in these areas of human knowledge. Present at least three of the discoveries you […]

As you travel up a mountain in your car, you notice that your hearing diminishes. You realize that your ears are stopping up, and you swallow several time to clear them. Why does this happen? A) your tympanic membrane gets washed off by your saliva. B) swallowing equalizes the pressure […]

Some individuals who are depressed have an abnormally small amount of the neurotransmitter serotonin at certain synapses in the brain.  One category of antidepressant drugs is called selective serotonin reuptake inhibitors.  Can you deduce what action this drug has at a synapse to increase the amount of serotonin present in […]

In our reading this week, we learned more about some of the philosophers’ perspectives on how to cultivate that fertile ground for engaging in meaningful friendships. Many philosophers seem to agree that friendship is not about being knowledgeable or following a specific prescription for being a true friend. Vernon’s summary […]