What role does Acidithiobacillus ferrooxidans play in the copper leaching process?
A) oxidation of sulfide to sulfate
B) reduction of oxidized iron (Fe3+) to reduced iron (Fe2+)
C) oxidation of reduced iron (Fe2+) to oxidized iron (Fe3+)
D) reduction of sulfate to sulfide
Answer: C
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Weak bonds that function to stabilize protein and nucleic acids such as DNA
A) Polarity B) Compound C) Denaturation D) Monosaccharides E) Hydrogen bonds F) Element G) Triglycerides H) Amino acids I) Tertiary structure J) Active site
All of the following terms can be used to describe hyphae except:
A) aerial and reproductive. B) septate and aseptate. C) sexual and asexual. D) vegetative.
________ are insoluble polymers of aromatic alcohols that are primarily found in woody tissues.
Fill in the blank(s) with the appropriate word(s).
The traditional class Reptilia is ____ because it does not include all descendants of the most recent common ancestor
of reptiles. a. monophyletic b. paraphyletic c. polyphyletic d. sister taxa e. cladistic