Answer:
Natural selection is the differential survival and reproduction of individuals due to differences in phenotype. It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations.
Adding nitrogen to it through their root nodules.
In order, it goes:
Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species
So in this case, it would be (C) class
Answer:
Microorganisms or microbes are microscopic organisms that exist as unicellular, multicellular, or cell clusters