The phenomenon, whereby animals change the relative time of appearance and rate of development of characters present in their ancestors, is called 

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#Question id: 19077

#Unit 4. Cell Communication and Cell Signaling

Race between effector and ETI evolution between plants and pathogens is an example of___

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#Question id: 23196

#Unit 13. Methods in Biology

What kind of lenses are used to focus a high-velocity electron beam instead of the visible light.

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#Question id: 595

#Unit 1. Molecules and their Interaction Relevant to Biology

It is difficult to determine either Km or Vmax from a graph of velocity vs. substrate concentration because

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#Question id: 3906

#Unit 3. Fundamental Processes

Which subunit of the E. coli core RNA polymerase (a2bbʹw) contributes to DNA binding?

A) a                 B) b                 C) bʹ                D) w

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#Question id: 19177

#Unit 13. Methods in Biology

Hot-start PCR is a modification of PCR. Which of the following is not corresponding to it?