Microbial Growth: Other Microbes

___________ describes the relationship between TWO or MORE organisms living together that NEED that interaction.

Symbiosis

What are the THREE forms of SYMBIOSIS?

1) Mutualism 2) Commensalism 3) Parasitism

________ is when you have species A and B are living together and BOTH benefit from the relationship.

Mutualism

_____________ is when species A and species B are living together and species A BENEFITS and species B DOES NOT, but remains unharmed.

commensalism

____________ is a TYPE of COMMENSALISM; one member on a culture plate provides nutritional or protective factors needed by the other

Satellitism

__________ is when species A and species B live together and species A BENEFITS at the EXPENSE of species B.

Parasitism

_____________ relationships are those that are NOT NECESSARY, but species may benefit or compete.

Nonsymbiotic

___________ is an association between species that as they are living together they are COMPETING with each other.

Antagonism

_________ is a relationship between two or more free-living organisms that BENEFITS them but is NOT NECESSARY for SURVIVAL (i.e. BIOFILMS).

Synergism