Life science
12, what is rhizobium ?
13, mentioned the main characteristic features of bacteria ? Give Two example of bacteria .
Answers
Explanation:
Rhizobium is a genus of Gram-negative soil bacteria that fix nitrogen. Rhizobium species form an endosymbiotic nitrogen-fixing association with roots of legumes and Trema andersonii
Bacteria are like eukaryotic cells in that they have cytoplasm, ribosomes, and a plasma membrane. Features that distinguish a bacterial cell from a eukaryotic cell include the circular DNA of the nucleoid, the lack of membrane-bound organelles, the cell wall of peptidoglycan, and flagella
Answer:
Rhizobium is a genus of bacteria associated with the formation of root nodules on plants. These bacteria live in symbiosis with legumes. They take in nitrogen from the atmosphere and pas.s it on to the plant, allowing it to grow in soil low in nitrogen. Latin name. Rhizobium.
1) lack of membrane-bound organelles.
2) unicellular
3)microscopic
Examples of bacteria: Listeria monocytogenes, and Staphylococcus aureus.
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