BCH4024 070125 OC Su25 E2 Q27: You isolate mitochondria from…

BCH4024 070125 OC Su25 E2 Q27: You isolate mitochondria from a patient with severe fatigue and muscle cramps. You determine that the patient is unable to 1) oxidize succinate, and 2) reduce ubiquinone. This patient most likely suffers from a defect in which of the following protein complexes?

BCH4024 070125 OC Su25 E2 Q45: An 18 year-old individual who…

BCH4024 070125 OC Su25 E2 Q45: An 18 year-old individual who was working in a ship for a pest control company using cyanide-containing pesticides presents to the emergency department with general weakness and malaise.  He has a fast heart rate, and complains of severe headache, abdominal pain, and shortness of breath.  The poison in the pesticide that this individual was using inhibits most directly which of the following processes? 

BCH4024 070125 OC Su25 E2 Q16: Botulinum toxin is a neurotox…

BCH4024 070125 OC Su25 E2 Q16: Botulinum toxin is a neurotoxin that causes paralysis of the muscles. This is accomplished by cleavage of SNARE proteins contained within the presynaptic compartment of the neuron. What role do SNARE proteins play in neurotransmitter release at the synapse?