The body's main stress hormone is ______.

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#Question id: 26514

#Unit 3. Fundamental Processes

The α-amanitin binding site is beneath a “bridge helix” extending across the cleft between the two largest pol II subunits which are

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#Question id: 28900

#Unit 4. Cell Communication and Cell Signaling

Notum, a hydrolase enzyme that associates with glypican and cause___

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#Question id: 12970

#Unit 10. Ecological Principles

In deep-sea hydrothermal vents near the Galapagos Islands, bacteria obtain energy by oxidizing hydrogen sulphide released from the vents. Giant tube worms, which lack mouths and digestive systems, harbour the bacteria in their tissues and use them as a source of organic molecules. Clams obtain energy by filtering bacteria directly from the water, and numerous crabs and octopi feed on the clams. In this unique ecosystem, the bactena are playing the role of

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#Question id: 19685

#Unit 13. Methods in Biology

The P-waves of ECG indicates:

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#Question id: 12064

#Unit 9. Diversity of Life Forms

Which taxon of eukaryotic organisms is thought to be directly ancestral to the plant kingdom?