Verified Answers
microrganism
Microscopic living cells found almost everywhere in the environment
Pathogens
Microorganisms that cause disease are called
Bacteria
Only a small amount of microorganism
Algea
Resemble plant cells found on sunlit water and rarely cause human disease
Fungi
Such as yeast and molds
Protozoa
Single celled microscopic microorganisms
Bacteria
Single celled organisms without a nucleus
Viruses
Must use the hosts ability to make protein and energy.
immunization
Most effective means for preventing viral infections
microorganism that is the most difficult to control and destroy
Spore forming bacteria
chain of infection
pathogen, reservoir, portal of exit, means of transmission, portal of entry, new host
Hand washing
Most effective and useful means of breaking the chain of infection