martes, 21 de septiembre de 2010

I learn in science...

im going to talk about science, the topic:
community interactions: mutualism
                                                     commensalism
                                                     parasitism 
this are the mining: 

mutualism: a relationship between two organisms in which both receive a benefit.
commensalism: a relationship between two organism in which one receive a benefit and the other is neither harm nor help
parasitism: a relationship between two organism in which one receive a benefit and the other is harmed.

here are some pictures:
                                                                           mutualism



                                                                        commensalism





                                                                      parasitism

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