Decomposition reactions are commonly ________ reactions
A) endothermic
B) exchange
C) exothermic
D) anabolic
E) dehydration
C
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The commercial product Frostban consists of a genetically altered bacterium which prevents ice crystals from forming on plants, thereby reducing freezing of plants and financial distress to the farmers as a result of freezing weather. This product contains a strain of ________.
A. Thermus aquaticus B. Pseudomonas syringae C. Pseudomonas fluorescens D. Saccharomyces cerevisiae E. Escherichia coli
If you went back to the field site and either removed or added predators to the natural ponds do you think that the results of your field experiments would mirror the results you obtained in the laboratory? Why or why not? a. The field experiment
results and lab experiment results would be identical. b. The field experiment results would show higher spot numbers than the labexperiment results. c. The genetic variability in the ponds is limited to low spot numbers, so althoughthere might be high spot numbers after the experiment, they would not be as highas in the lab results.
The theory that early metabolic reactions occurred in rocks near hydrothermal vents is known as the _____hypothesis
a. RNA world b. endosymbiont c. iron-sulfur world d. vital force e. lightening fueled
In the presence of glucose, where is the lac repressor bound?
A) lacZ B) lacO C) lacP D) lacI E) The lac repressor is not bound to the operon.