BIOL 2051 Chapter : Micro 2051 Ch 4 Review
Document Summary
Biol 2051: in the laboratory escherichia coli can divide into two cells every, 1 5 minutes, 5 10 minutes, 20 30 minutes, 50 60 minutes, 2 hours. Which of the following represents small molecules that fit into specific enzymes and aid in the catalytic process: essential nutrients, macronutrients, micronutrients, cofactors, substrates. __________ are specific nutrients that are not required by all cells: macronutrients, micronutrients, growth factors, trace elements, essential nutrients. A __________ is an organism that lives in a close and mutually beneficial association with a second organism: commensal, parasite, heterocyst, endospores, symbiont. Which of the following proteins represents a coupled transport system where two molecules travel in the same direction: aquaporin, symport, antiport, porin, diffusion transporters. 6. when the intracellular iron concentration is low, iron-scavenging molecules called. __________ are produced: siderophores, endospores, heterocysts, mycelia, quorum sensors. When the population doubles during each given unit of time, the growth is: linear, semilogarithmic, exponential, geometric, arithmetic.
