The target in the hybridization assay can be described as:
a. originating from the unknown organism to be detected or identified.
b. a reporter molecule that chemically forms a complex with the single-stranded probe DNA.
c. originating from an organism of known identity.
d. an enzyme that adds nucleotides during the replication process.
A
The target in the hybridization assay is the strand of DNA from the unknown organism to be de-tected or identified.
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Refer to the paragraph on Redi's experiments. What hypothesis was being tested in the initial experiment with open versus sealed jars?
A) Spontaneous generation is more likely during the long days of summer. B) The type of meat used affects the likelihood of spontaneous generation. C) Maggots do not arise spontaneously, but from eggs laid by adult flies. D) Spontaneous generation can occur only if meat is exposed to air.
What type of speciation is most common in animals?
a. hybridization b. allopatric c. allopolyploidy d. sympatric e. paedomorphosis
Which of the following settings best describes a setting in which one would be making an active prediction?
A. Predicting the wholesale price of electricity as a function of the average daily temperature. B. Predicting the change in click-through rates following the change in banner size. C. Predicting the rate of defaults amongst mortgages and how it relates to local business conditions. D. Predicting vehicle sales as a function of the daily max temperature and total rainfall.
The older a clade:
a. the more likely that its members will share very similar sequences. b. the more likely that its members would show sequence divergence. c. the less likely it has a common ancestor. d. None of the above.