Iv fluid

The species is a static concept we use to represent a more fluid natural reality you can keep ignoring the fact but it want go away ie as colin leslie dean has shown you biologist dont know what species are or when they tell us it ends in self contradiction ...

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... Populations and species change over time. This hardly means they do not exist. The species is a static concept we use to represent a more fluid natural reality. If, however, you accept that species change over time, how can you claim evolution does not occur? you contradict yourself then ...

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Mucosal membranes are membranes (generally consisting of epithelium) that are used in fluid transfer (ie, secretion or absorption). Think intestines (large and small), genital areas, eye sockets, the mouth, and so on. Wherever it's wet, that is more likely than not ...

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There are several things that could block the flow of fluid through the system, none of which you could fix yourself. Time to see a doctor.

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it would seem definitions of species and phylum are so fluid that biologists can make up what ever definition he needs for his purpose- and they call biology a science Just about everything in science is a constant state of flux. Scientists are constantly ...

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