Pyelonephritis usually is caused by
A) Pseudomonas aeruginosa.
B) Proteus spp.
C) Escherichia coli.
D) Enterobacter aerogenes.
E) Streptococcus pyogenes.
C
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Oxidation-reduction reactions
Oxidation and reduction reactions are typically linked within a cell. They are part of most matter and energy transformations necessary for vital life functions. A. are not used by living cells. B. transfer protons from one molecule to another. C. reduce the amount of oxygen in the cell. D. transfer electrons from one molecule to another. E. increase the amount of oxygen in the cell.
Fertilization is indicated by
a. A. b. B. c. C. d. D. e. E.
The Human Genome Project took much longer to complete and cost more than was originally
anticipated.
Each of the following is involved in plants cell cytokinesis except
A) phragmoplast alignment of Golgi-derived vesicles in the center of the dividing cell. B) fusion of Golgi-derived vesicles to form the cell plate. C) assembly of vesicle noncellulose components to form the primary cell wall. D) abscission of the cell into two cells. E) All are involved in plant cytokinesis.