Which source of evidence for evolution is the weakest?

The weakest evidence is still the fact that it is called Darwins theory it is still a theory and not a fact and there is not much-based to back this information up by the highest of scientist

Competition. interaction among organisms that compete for the same natural resource (food, shelter, water, space) in an ecosystem. predation. an interaction in which one organism kills another for food. predator. prey. symbiosis. mutualisum. commensalisum. parasitisum.

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