Cholesterol mixes with phospholipids in a biomembrane because cholesterol molecules are

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#Question id: 318

#SCPH05 I Biotechnology

Attractions of oppositely charged functional groups of proteins are sometimes called ________.

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#Question id: 15478

#SCPH05 I Biotechnology

Escherichia coli preferentially utilizes glucose by preventing the uptake of lactose and switching off transcription of the lac operon. This mechanism is known as 

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#Question id: 381

#SCPH05 I Biotechnology

Consider an acetate buffer, initially at the same pH as its pKa (4.76). When sodium hydroxide (NaOH) is mixed with this buffer, the:

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#Question id: 14931

#SCPH05 I Biotechnology

E. coli grows from 0.10 to 0.50 kg dry cell m^-3 in 1 h. Evaluate the doubling time during the exponential growth phase 

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#Question id: 363

#SCPH05 I Biotechnology

What is the pH of a mixture of 0.042 M NaH2PO4 and 0.058 M Na2HPO4? If 1.0 mL of 10.0 M NaOH is added to a liter of the buffer prepared, how much will the pH change? (pKa = 6.86)