One of the major categories of receptors in the plasma membrane functions by forming dimers, adding phosphate groups, and then activating relay proteins. Which type does this?

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#Question id: 601

#Section 2: General Biology

In a ping-pong reaction which does not occur?

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#Question id: 15647

#Section 4: Fundamentals of Biological Engineering

A liquid stream is cooled from 80°C to 30°C in a double pipe heat exchanger as illustrated below: 

Fluid flowing counter currently with this stream is heated from 15°C to 30°C. Calculate the log mean temperature difference. 

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#Question id: 12903

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

A gene isolation system that uses adapted vectors termed as_______

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#Question id: 16440

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

In RNA isolation, for protein free solution what will be the ratio at  nm A260/A280

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#Question id: 4802

#Section 3: Genetics, Cellular and Molecular Biology

Why is tetrad analysis useful for studying genetics?