What is the standard free-energy change, ΔG°, under physiological conditions (E. coli grows in the human gut, at 37 °C) for the following reaction? (Keq = 7.8 × 10^2)

Glucose + ATP → glucose 6-phosphate + ADP

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#Question id: 2337

#SCPH28 | Zoology

Centrioles may have originated as

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#Question id: 2338

#SCPH28 | Zoology

Access to the nucleus is regulated by

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#Question id: 2339

#SCPH28 | Zoology

A busy student pours herself a cup of coffee and adds a sugar cube. A moment later the phone rings so she doesn't have time to stir it. Ten minutes later she returns to her coffee, and when she tastes it, it is obvious that the sugar has dissolved and that the coffee is uniformly sweet. What happened?

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#Question id: 2341

#SCPH28 | Zoology

Water molecules crossing a plasma membrane do so by

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#Question id: 2342

#SCPH28 | Zoology

Which of the following is a requirement for osmosis to occur?

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#Question id: 2343

#SCPH28 | Zoology

What advantage would a plant cell have over an animal cell if both were placed in pure water