A consequence of the linear probability model always having heteroscedastic errors will be which of the following?
A. The intercept will be negative.
B. The coefficient estimates will be biased.
C. The R-squared measure will be above 1.
D. None of the answers is correct.
Answer: D
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If a carbohydrate is going to be broken down for energy, which of the following molecules would be directly involved in the breakdown?
A. Catabolic enzymes B. Nucleotides C. Anabolic enzymes D. Lipids E. Chromosomes
Amebiasis
A. is caused by . B. often causes a bloody diarrhea. C. is an infection of the stomach. D. is restricted to temperate climates. E. is caused by AND often causes a bloody diarrhea.
In E. coli cells when lactose is absent from the environment,
A. large amounts of b-galactosidase, lactose permease, and galactosidetransacetylase are made. B. trace amounts of b-galactosidase, lactose permease, and galactosidetransacetylase are made. C. no b-galactosidase, lactose permease, andgalactosidetransacetylas are made. D. the lac operon is induced. E. polycistronic mRNA levels would be very high.
Over the years, sophisticated plasmid vectors have been developed for use in recombinant DNA technology. List at least two features that have been introduced in particularly useful vectors
What will be an ideal response?