Two substances are used to produce a certain biological product in an enzyme-catalyzed reaction. It is found that both substrates must bind to the enzyme, first one, then the other before the product is produced. This is an example of a/an ________.

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#Question id: 351

#Section 2: General Biology

 If the cytoplasm of a cell is at pH 7, and the mitochondrial matrix is at pH 8, then the concentration of H+ ions ________.

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#Question id: 4802

#Section 3: Genetics, Cellular and Molecular Biology

Why is tetrad analysis useful for studying genetics?

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#Question id: 15492

#Section 4: Fundamentals of Biological Engineering

Assume that experimental measurements for a certain organism have shown that cells can convert two-thirds (wt/wt) of the substrate carbon to biomass carbon. Calculate the stoichiometric coefficients for the following biological reactions:

 Hexadecane: C₁₆H₃₄ + aO₂ + bNH₃ c(C_4.4H_7.3N_0.86O_1.2) + dH₂O + eCO₂

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#Question id: 4172

#Section 3: Genetics, Cellular and Molecular Biology

Which statement is true about the number of initiation and STOP codons?

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#Question id: 82

#Section 2: General Biology

The structures of D-ribose and D-arabinose are shown below. These two molecules are