Phylogenetic species concept (PSC) The concept of a species as an irreducible group whose members are descended from a common ancestor and who all possess a combination of certain defining, or derived, traits (see apomorphy). ... "phylogenetic species concept." A Dictionary of Biology. .
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The biological species concept has its limitations (although it works well for many organisms and has been very influential in the growth ofevolutionary theory). ... In thisexample, Ensatina salamander lineages A and B are separate species.Each has a common ancestor that individuals of other species do not.
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Land takes up mass and so does the water
The process is called metabolism. The food and liquid that is intake by the body is converted into energy that is used by the body to carry out daily functions is a process called metabolism. That is metabolism builds the body. It also breaks down food and keep the nutrients and pass out the waste.
Answer: Density-dependent limiting factors