what is a pathogen
how do pathogens reproduce?
are pathogens harmful?
do pathogens include viruses,bacteria, and fungi?
200

what is a pathogen

A pathogen is a diseases that can infect a host such as humans,animals,and plants.

400

how do pathogens reproduce?

they reproduce by attacking a host

600

are pathogens harmful?

some are and some aren't.

1000

do pathogens include viruses,bacteria, and fungi 

yes they also include worms and protozoa and parasites you maybe you didn't know that.