Geobacter: Anode reduction
What will be an ideal response?
-fuel: latate, acetate->bacterial biofilm (inside)
-oxidation (inside)->CO2 outside
-reduction->H2O out
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You have a polymer of DNA with 10 adenine bases followed by 10 cytosine bases. If that strand bonded to a strand of 20 thymine bases, how would the double helix shape vary from a typical DNA double helix?
A) The double helix would be longer than normal. B) The double helix would be shorter than normal. C) One strand of the double helix would be longer than the other strand. D) The width of the double helix would vary along the length of the strand.
What would result from a single nucleotide deletion (point mutation) within the coding sequence of a structural gene?
A. a silent point mutation with no deleterious effects B. a missense point mutation resulting in the change of one amino acid C. a nonsense point mutation resulting in the generation of a premature stop codon D. a frameshift mutation, producing a different amino acid sequence altogether E. All of the choices are possible.
What directly supplies the electrons for the electron transfer system?
a. ATP and ADP b. FADH2 and NADH c. pyruvate and acetate d. various enzymes e. oxygen and water
Which of the following is a correct sequence of cells in oogenesis?
a. oogonium ? primary oocyte ? secondary oocyte b. oogonium ? secondary oocyte ? primary oocyte c. primary oocyte ? secondary oocyte ? oogonium d. primary oocyte ? oogonium ? secondary oocyte e. secondary oocyte ? primary oocyte??oogonium