from eukaryotes in the structure of their lipids and of certain metabolic enzymes, and in how genes are expressed for protein synthesis. Prokaryotes reproduce asexually and include the bacteria and blue-green algae.
Pathogen- Any agent—usually a virus, bacterium, fungus, protozoan, or helminth—that causes disease. Pathogens are parasitic microbes whose relationship with a host results in infection and disease. The type and severity of infection depend on both the pathogenicity of the organism and…
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