Multiple Choice
Which of the following is NOT correct regarding rhizobia?
A) Rhizobium, Bradyrhizobium, and Synorhizobium are among the genera comprising rhizobia.
B) They may live freely in soil, but they prefer to establish symbioses with specific legumes.
C) They form nodules in the roots to favor anaerobiosis and consequently nitrogen fixation.
D) They provide the host with leghemoglobins, which help the plant hosts combat pathogens.
E) Each species colonizes a particular host range for infection.
Correct Answer:

Verified
Correct Answer:
Verified
Q50: Which of the following is NOT correct
Q51: Why is it that the deep-branching thermophiles
Q52: Treponema azotonutricium is known for its symbiotic
Q53: In what environment does Savagella form filaments
Q54: Cyanobacteria participate in multilayered microbial mats with
Q56: Chlamydiae, Planctomycetes, and Verrucomicrobia share which of
Q57: Cyanobacteria contain subcellular structures called carboxysomes that
Q58: The type of telomere pictured below is
Q59: Bacteroidetes are important components of what ecosystem?<br>A)
Q60: A bacterial phylum is a group of