What are the two main sources of genetic variation?

Answer

Genetic variations have basically two main sources. These two main sources are environmental factors and incomplete cellular replication. One occurs within the species, the other is do to external factors.
Q&A Related to "What are the two main sources of genetic variation..."
Mutation and the genetic recombination in sexually reproducing organisms.
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Crossing over between homologous pairs of chromosomes and mutations.
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In search of ideas to increase sales and gain market share, a company's leadership reaches out to potential investors and tells them why they should pour money into the business.
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