Anaerobic bacteria, whether in an acidic or a neutral pH environment, transfer electrons from ferrous iron (Fe2+) using ________ to generate ________
a. the proton motive force / NADH
b. reverse electron flow / ATP
c. reverse electron flow / NADH
d. hydrogenase / ATP
Answer: C
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Answer the following statement true (T) or false (F)
Bacterial cells that are variable in shape are called
A. vibrio. B. coccobacilli. C. hyphal. D. pleomorphic.
"Smart" plants can reduce overuse of fertilizers by
A) using photosynthesis and fungal relationships to generate their own fertilizer. B) informing the grower of a nutrient deficiency before damage occurs. C) slowing the process of minerals washing out of the soils. D) storing fertilizers in their root systems until they are needed.
DNA replication is fully conservative in that you have the original molecule of DNA intact at the end and a brand-new synthesized piece of DNA. If false, make it a correct statement.
a. true b. false