What is the characteristic that best defines the acquired immune response?

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#Question id: 2000

#Unit 4. Cell Communication and Cell Signaling

Which of the following is true of the successful development of a vaccine to be used against a pathogen?

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#Question id: 18075

#Unit 13. Methods in Biology

At high salt concentrations, the mRNA containing poly(A) tails binds to the complementary oligo(dT) molecules of the affinity column, and so, mRNA will be retained; all other RNA molecules can be washed through the column by further high salt solution. finally, the bound mRNA can be eluted by using

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#Question id: 12684

#Unit 13. Methods in Biology

Many techniques used in molecular biology mimic in some way the natural functions such as_________.

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#Question id: 925

#Unit 1. Molecules and their Interaction Relevant to Biology

If an aerobic organism (e.g., the bacterium E. coli) were fed each of the following four compounds as a source of energy, the energy yield per mole from these molecules would be in the order:

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#Question id: 4485

#Unit 3. Fundamental Processes

In multicellular organisms, regulatory sequences can spread thousands of nucleotides from the promoter—both upstream and downstream—and can be made up of tens of regulator binding sites. Often, these binding sites are grouped in units called_?