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A woman is know to be carrying a severe recessive autosomal gene. It is possible to determine whether a cell or poloar body is carrying the normal or dissorder recessive. The detection procedure destroys the ovum. She has opted for in vitro fertilization so the the egg and sperm can […]

Q. 1. Which specific Mycobacterium organism was Ehrlich trying to stain while he developed the acid-fast stain? 2. Why is it best to utilize an older culture when performing the acid-fast stain? 3. What acid accumulates in cells? 4. Who was Carl Weigert? What influence did Weigert have on Ehrlich? […]

Q1. The assessment of a 60-year-old patient has taken longer than anticipated. In testing his pain perception the nurse decides to complete the test as quickly as possible. While the nurse applies the sharp point of the pin on his arm several times, he is only able to identify these […]

Q1. Malonate is a competitive inhibitor of succinate dehydrogenase. If malonate is added to mitochondria that are actively respiring, then oxygen consumption stops and a metabolic intermediate accumulate. (a) What intermediate accumulates, and why give reason? (b) Why is oxygen consumption inhibited by malonate? (c) Besides simply removing malonate, can […]