Loss-of-function mutations in which of the following genes typifies colorectal carcinomas?

a. myc              b. K-ras                       c. p53              d. APC

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#Question id: 5001

#Unit 11. Evolution and Behavior

Fossil evidence indicates that several kinds of flightless dinosaurs possessed feathers. If some of these feather-bearing dinosaurs incubated clutches of eggs in carefully constructed nests, this might be evidence supporting the claim that

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#Question id: 12222

#Unit 7. System Physiology – Animal

In acidosis, most of the hydrogen ions secreted by the proximal tubule are associated with which of the following processes?

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#Question id: 11117

#Unit 7. System Physiology – Animal

The molecule that prevents lung collapse by lowering the surface tension of the water film lining each alveolar sac is called:

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#Question id: 19918

#Unit 13. Methods in Biology

Affinity constant (Ka) in between the antigen-antibody interaction can be analysed by which method?

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#Question id: 23453

#General Aptitude

Your bathroom tap is leaking and is a constant source of irritating noise. You would: