In a field experiment, autotrophs are provided a 14C-labelled carbon compound for photosynthesis. Radioactivity (14C) levels were then monitored at regular intervals in all the trophic levels. In which ecosystem is the radioactivity likely to be detected in longer time at the higher trophic level?

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#Question id: 10954

#Unit 7. System Physiology – Animal

A patient suffers from a congenital deficiency in factor XIII (fibrin-stabilizing factor). What would analysis of his blood reveal?

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#Question id: 7480

#General Aptitude

The smaller angle between the hands of a clock at 12:25pm is:

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#Question id: 1320

#Unit 4. Cell Communication and Cell Signaling

Junction that prevents two cell compartments from mixing is

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#Question id: 5550

#Unit 5. Developmental Biology

The vertebrate nervous system is derived from

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#Question id: 32289

#Unit 2. Cellular Organization

Which one of the following statements about signal recognition particles (SRPs) is incorrect?