Which of the following genera include bacteria with stalks?
A. Campylobacter
B. Caulobacter
C. Rhizobium
D. Vibrio
Answer: B
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Which line illustrates an enzyme-catalyzed reaction?
A. Reaction 2 B. Reaction 1 C. Either Reaction 1 or Reaction 2 may be enzyme-catalyzed.
The percentage of the human genome that is protein-coding is less than _____
a. 2% b. 20% c. 30% d. 50% e. 85%
According to the cohesion-tension mechanism of water transport, cohesion occurs because ____
a. waxy coatings on insides of xylem keep water molecules together in the xylem b. evaporation removes water from the leaves c. water molecules tend to form hydrogen bonds with each other d. water is pushed into the xylem by bulk flow e. water is pushed into the xylem by phloem pressure
All fungi have hyphae.
Answer the following statement true (T) or false (F)