From the following elements which is used in trace amount only in nutrient medium?

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#Question id: 2072

#Section 2: General Biology

Which of the following structures would decrease the electrochemical gradient across a membrane?

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#Question id: 15475

#Section 4: Fundamentals of Biological Engineering

Production of single-cell protein from hexadecane is described by the following reaction equation:

C₁₆H₃₄ + aO₂ + bNH₃ cCH_l.66O_0.27N0_.20 + dCO ₂ + eH₂O

where CH _1.660_0.27N_0.20 represents the biomass. If RQ= 0.43, determine the stoichiometric coefficients.

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#Question id: 1130

#Section 3: Genetics, Cellular and Molecular Biology

In muscle cells, glycogen phosphorylase kinase is activated by

a. Ca2+.           b. diacylglycerol.   c. nitric oxide.       d. protein kinase A.    

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#Question id: 4143

#Section 3: Genetics, Cellular and Molecular Biology

It is possible to convert the Cys that is a part of Cys-tRNACys to Ala by a catalytic reduction.  If the resulting Ala-tRNACys were added to a mixture of (1) ribosomes, (2) all the other tRNAs and amino acids, (3) all of the cofactors and enzymes needed to make protein in vitro, and (4) mRNA for hemoglobin, where in the newly synthesized hemoglobin would the Ala from Ala-tRNACys be incorporated?

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#Question id: 23127

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Which of the following can be used to test same gene in different organism