3.Pathogens

Question 1

Define pathogens

Answer 1

Pathogens are the organisms that parasitize an organisms body and cause an infectious disease

Question 2

Describe the 4 types of pathogens. Bacteria,Protists, Viruses and Fungi(examples)

Answer 2

Bacteria:unicellular prokaryotic organisms with cell wall (cholera,tuberculosis)
Viruses:fragment of genetic material cased with proteins(pox,dengue)
Protists:disease-causing unicellular eukaryotic organisms (malaria,sleeping sickness)
Fungi:eukaryotic organisms with cell wall(condidasis,athletes foot)