Where Do Genes Come from?

Answer

New genes come from other genes typically when one gene gets duplicated so that there are two identical copies of the same gene. Genes are passed from parent to children during inception where each parent contributes half of the genes of the child. The chain goes right back to the earliest ancestors.
1 Additional Answer
Genes come from DNA molecules and are present in all organisms, including humans. Genes determine how a person or other creature looks and grows. You can find more information here: http://www.bioinformaticstutorials.com/?p=6
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