Difference between Pathogenic and Non-pathogenic bacteria
No. |
Pathogenic bacteria |
Non-pathogenic bacteria |
1. | These type of bacteria are parasites. | These type of bacteria are commensals. |
2. | A type of bacteria which causes bacterial infections in the human beings, animals and plants are referred as pathogenic bacteria. | A type of bacteria which do not cause infection and disease in the human being, plants and animals are referred as non-pathogenic bacteria. |
3. | Pathogenic bacteria are harmful for the humans, plants and animals. | Non-pathogenic bacteria are not harmful to the humans, animals and plants. |
4. | Pathogenic bacteria mainly attacks the cells of the body. | Non-pathogenic bacteria mainly present outside the body cells. |
5. | Genome of pathogenic bacteria contains virulence genes. | Genome of non-pathogenic bacteria contains non-virulence genes. |
6. | Pathogenic bacteria can build their colonies within the tissue. | Non-pathogenic bacteria cannot build colonies within the tissue. |
7. | These bacteria can cause harm. | These bacteria are totally harmless. |
8. | Examples of pathogenic bacteria includes Vibrio cholerae, Staphylococcus aureus etc. | Examples of non- pathogenic bacteria includes Escherichia coli. |