Keyword Analysis & Research: what is meant by evolution

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What does evolution really mean?

Evolution is a scientific theory in biological sciences, which explains the emergence of new varieties of living things in the past and present. Evolution accounts for the conspicuous patterns of similarities and differences among living things over time and across habitats through the action of biological processes such as mutation, natural selection, symbiosis and genetic drift.

What is the real definition of "evolution"?

Evolution is a process that results in heritable changes in a population spread over many generations. This is a good working scientific definition of evolution; one that can be used to distinguish between evolution and similar changes that are not evolution. Another common short definition of evolution can be found in many textbooks:

What are facts about evolution?

67 Interesting Facts about Evolution. Ultimately every living thing can trace its ancestry to a bacterium that lived billions of years ago. [6] Bears, seals, and dogs are closely related carnivores but are on a different branch of the evolutionary tree than cats and hyenas. [13]

What is evolution, and is it real?

Evolution Is Real. 320 Words2 Pages. Evolution is a change over time in species to adapt to new environments. Evolution has been a known fact now, but not all people believe in it. Some believe that evolution is a myth, or a lie. There is evidence that evolution is real. A way we know evolution is real, is by looking at the bones of the creature.

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