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TLS Online TPP Program
#Question id: 12271
#Unit 7. System Physiology – Animal
A young woman comes to the emergency room with a vertebral compression fracture. Radiographs of the spine indicate generalized demineralization. She is vegetarian, does not smoke or drink alcohol, has normal plasma potassium concentration of 5.4 mEq/L, sodium concentration of 136 mEq/L, plasma calcium concentration is 7.0 mg/dL. Her vitamin D3 value is several times greater than normal, although her 1,25-dihydroxycholecalciferol concentration is at the lower limit of detectability. She has been in renal failure for the last 5 years and undergoes hemodialysis three times each week. What is the cause of her low 1,25-dihydroxycholecalciferol level?
TLS Online TPP Program
#Question id: 20967
#Unit 12. Applied Biology
Transgenic models exist for ________ disease.
TLS Online TPP Program
#Question id: 33470
#Unit 2. Cellular Organization
TLS Online TPP Program
#Question id: 12754
#Unit 13. Methods in Biology
A restriction enzyme cuts 1000bp away from the recognition site the restriction enzyme is most likely to be
TLS Online TPP Program
#Question id: 32245
#Unit 2. Cellular Organization
During the formation of a clathrin-coated bud, which of the following proteins are important in shaping the neck of a budding vesicle?