Saturday, January 3, 2009. Pain can be defined in many ways. It is usually described as a distressing sensation in a particular part of the body or, an unpleasant or hurtful sensation resulting from the stimulation of nerve endings. However, pain can also be explained as a mental or emotional suffering or torment. Why is there Pain? Receptors on the skin activate a series of events upon receiving a stimulus. It begins with an electrical impulse that travels from the skin to the spinal cord where the .

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Monday, May 4, 2009. Using the same enzyme and substrate from last week, trypsin and BAPNA, the effects of an inhibitor on the rate of the reaction were investigated. The rate of the reaction was measured again as absorbance per minute using a spectrophotometer, the concentration of substrate was increased in the different solutions. The case would be completely different in.

A free Biochemistry Question Bank for premed, medical students and FMG. April 25, NATIONAL DNA DAY.