The genus of bacteria that is able to fix nitrogen and form heterocysts is
A) Pseudomonas.
B) Anabaena.
C) Escherichia.
D) Vibrio.
E) Streptococcus.
Correct Answer:
Verified
Q20: Propionibacterium
A) produces propionic acid AND is responsible
Q21: Azotobacter
A) forms endospores.
B) fixes nitrogen.
C) fixes carbon
Q22: Which of the following statements about members
Q23: Agrobacterium species
A) contain the Ti plasmid that
Q24: Sulfuric acid is
A) involved in bioleaching AND produced
Q26: Coliforms
A) are an informal grouping of enterics.
B)
Q27: Rhizobium species
A) resemble fungi.
B) fix nitrogen inside
Q28: Which of the following organisms is the
Q29: Heterocysts
A) are found in nitrogen-fixing cyanobacteria AND
Q30: Complex structures called fruiting bodies are a
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