Dissimilative iron-reducing bacteria use a variety of metals as
a. electron donors during respiration.
b. electron acceptors during respiration.
c. electron acceptors during fermentation.
d. electron acceptors during sulfate reduction.
Answer: B
You might also like to view...
Which phylum harbors the MOST functional diversity observed and also has the MOST cultured representatives?
A) Actinobacteria B) Bacteroidetes C) Firmicutes D) Proteobacteria
What problem would result from disrupted development of the allantois in both birds and mammals?
A. Inability to retain the fluid that surrounds the embryo B. Inability to form the placenta C. Problems with gas exchange D. Loss of nutritional stores Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about the allantois? What other information is related to the question? Choose Answer Given what you now know, what information 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?
Monosaccharides are water soluble because:a
they contain a large number of methyl groups. b. they have a large number of polar hydroxyl groups. c. they have at least one double bond between adjacent carbons. d. they have large numbers of nonpolar carbons in their backbones. e. they can form ring structures.
The normal microbiota compete with pathogens in a variety of ways to protect the body, creating a situation known as microbial (antagonism/competition/resistance)
What will be an ideal response?