Which of the following Troponin, is the calcium-binding subunit, controls the position of TM on the surface of an actin filament through the other subunits?

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#Question id: 5820

#Unit 8. Inheritance Biology

A new chemical pesticide developed for agricultural use was subjected to the Ames test. The rate of mutation seen in samples treated with the pesticide and liver extract was approximately half that of the samples treated with the liver extract alone; in samples treated with only pesticide, the mutation rate was about the same as that of untreated samples. Which of the following statements could you make about this pesticide?

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#Question id: 12955

#Unit 7. System Physiology – Animal

Which of the following would tend to decrease GFR by more than 10% in a normal kidney?

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#Question id: 20286

#Unit 7. System Physiology – Animal

Except for that portion of the insulin that combines with receptors in the target cells, the remainder is degraded by the enzyme _____?

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#Question id: 28820

#Unit 2. Cellular Organization

Within each skeletal muscle cell are many myofibrils consisting of a repeating array of a specialized structure is called____

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#Question id: 31380

#Unit 2. Cellular Organization

If you were to remove the ER retrieval signal from protein disulfide isomerase (PDI), which is normally a soluble resident of the ER lumen, where would you expect the modified PDI to be located?