Which of the following is NOT required for passive transport?
A. membranes
B. concentration gradients
C. energy
D. molecules
E. bilayers
C. energy
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What were the original two Kingdoms that were established to organize living organisms?
a. Protista and Animalia b. Plantae and Eukarya c. Plantae and Animalia d. Bacteria and Eukaryote e. Eukaryote and Prokaryote
The lowest concentration of drug that yields no growth during a dilution method is called
A) minimum bactericidal concentration B) minimum inhibitory concentration C) mutant prevention concentration D) serum killing power
If you were working for a pharmaceutical company as part of a drug discovery team, which of these enzyme inhibitors would you suggest as a productive avenue for drug development?
A) a drug to treat high blood pressure that reversibly inhibits an enzyme catalyzing production of a chemical that causes blood vessels to contract B) a drug to treat diabetes that irreversibly inhibits an enzyme in the metabolic pathway to synthesize glucose C) a compound that acts as a competitive inhibitor for a digestive enzyme produced only in the presence of certain foods D) a compound that inhibits enzymes by significantly changing the pH throughout the body
To which period specialist should you forward the fossils?
A) Triassic B) Permian C) Carboniferous D) Devonian