Symbiotic Relationships Flashcards
1
Q
What is a symbiotic relationship?
A
A close and long-term biological interaction between two different species
2
Q
What is mutualism?
A
A relationship in which both organisms benefit.
3
Q
What is commensalism?
A
A relationship in which one organism benefits and the other is unaffected
4
Q
What is parasitism?
A
A relationship in which one organism benefits and the other is at a loss
5
Q
What does obligate symbiosis mean?
A
One or both of the symbionts entirely depend on each other for survival
6
Q
What does facultative symbiosis mean?
A
The symbionts can live independently
7
Q
What is endosymbiosis?
A
One symbiont lives within the tissues of the other, either within the cells or extracellularly
8
Q
What is ectosymbiosis?
A
The symbiont lives on the body surface of the host
