A localized group of organisms that belong to the same species is called a _____
A) community
B) population
C) ecosystem
D) family
B
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The three main groups of known organisms include (select all that apply):
A. Bacteria. B. Archaea. C. Eukaryotes. D. Fungi. E. Prokaryotes.
Which of the following is not a component of a yeast three-hybrid analysis?
A. a fusion protein of LexA, which binds the reporter construct, and MS2, which specifically binds an RNA tag that has been added to every RNA produced by the plasmid library B. a plasmid library that contains random sequences from the genome tagged with a unique hairpin sequence that MS2 will bind C. a reporter construct that contains a LexA operator (binding site) and a reporter gene; activation of the reporter gene is either required for growth of the bacteria or catalyzes a reaction that forms a colored product D. a fusion protein containing the protein of interest fused to the activation domain that will activate transcription of the reporter gene when bound E. a fusion protein of the protein of interest and two tags?the calmodulin binding site and protein A
The combination of glucose and galactose forms ____, which is found in milk
a. fructose b. maltose c. lactose d. sucrose e. mannose
All of the following are viral infections, except
A. hepatitis. B. warts. C. HIV/AIDS. D. herpes. E. chlamydia.