Which of the following compounds has the largest negative value for the standard free-energy change (DG'°) upon hydrolysis?

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#Question id: 361

#I Life Science/ Life Sciences Group – I-V

Calculate the percentage of histidine that has its imidazole side chain protonated at pH 7.3. The pKa values for histidine are pK1 = 1.8, pK2 (imidazole) = 6.0, and pK3 = 9.2.

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#Question id: 560

#SCPH05 I Biotechnology

Vmax for an enzyme-catalyzed reaction:

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#Question id: 6967

#I Life Science/ Life Sciences Group – I-V

Gastrulation in sea urchins, Drosophila, and Xenopus all begin with a change in cell shape, in which the apical surface of an epithelial sheet contracts. This process is called:

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#Question id: 22941

#SCPH06 I Botany

The ER-localized protein, which is required for FT movement into the phloem translocation stream is

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#Question id: 1035

#SCPH28 | Zoology

A new drug is developed that inhibits formation of the flagellar filament by impairing production of the protein flagellin. Is this going to be a good drug?