Helicobacter pylori produces (cytotoxin/hyaluronidase/urease), a unique virulence factor important to colonizing the digestive system
What will be an ideal response?
urease
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Prokaryotic cells are smaller than eukaryotic cells. What is a plausible explanation?
A. Prokaryotic cell walls limit their cell growth. B. Prokaryotes lack the genetic material needed for protein synthesis. C. Eukaryotes have compartmentalization, which allows for specialization. D. Prokaryotes have more diverse energy sources. E. Eukaryotes are immobile allowing them to grow larger. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you know about the structure of cells? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
If heat energy is absorbed by the system during a chemical reaction, the reaction is said to be:
A) at equilibrium. B) endergonic. C) endothermic. D) exergonic. E) exothermic
Generation time can best be defined as
A. the length of time it takes for lag phase. B. the duration of log phase. C. the time it takes for a cell to divide. D. how many generations a cell can divide.
In Morgan's experiments, the white eye allele in Drosophila was shown to be
A. located on an autosome. B. dominant. C. codominant. D. located on the Y chromosome. E. located on the X chromosome.