Which of the following pairs of microorganisms are NOT likely to form close associations or consortia?

A) purple sulfur bacteria and dissimilative sulfur-reducers
B) dissimilative sulfur-reducers and dissimilative sulfur-oxidizers
C) nitrogen-fixing cyanobacteria and fungi
D) nitrogen-fixing cyanobacteria and dissimilative sulfate-reducers


Answer: D

Biology & Microbiology

You might also like to view...

Which of these organisms, sometimes called

living fossils, is represented by only one species?

a. horsetails b. club mosses c. liverworts d. ginkgos e. cycads

Biology & Microbiology

__________ relieve allergy symptoms by dampening the effects of histamines. Fill in the blank(s) with the appropriate word(s)

Biology & Microbiology

Opponents of the use of recombinant DNA technology in agriculture argue that the FDA should require the _____ of

food containing transgenic ingredients. a. labeling b. testing c. posting of safe handling guidelines d. cloning e. spreading

Biology & Microbiology

What is the correct sequence through which early development proceeds?

a. morula ? zygote ? gastrula ? blastula b. zygote ? blastula ? morula ? gastrula c. zygote ? blastula ? gastrula ? morula d. zygote ? gastrula ? blastula ? morula e. zygote ? morula ? blastula ? gastrulaWhat is the correct sequence through which early development proceeds? a. morula ? zygote ? gastrula ? blastula b. zygote ? blastula ? morula ? gastrula c. zygote ? blastula ? gastrula ? morula d. zygote ? gastrula ? blastula ? morula e. zygote ? morula ? blastula ? gastrula

Biology & Microbiology