★ Key Takeaways
Most Variants Do Not Lead to Development of Disease, and Those That Do Are Uncommon in the General Population. Some Variants Occur Often Enough in the Population to Be Considered Common Genetic Variation. Several Such Variants Are Responsible for Differences Between People Such as Eye Color, Hair Color, and Blood Type.
Are will Mutations Always Be Inherited something you want to understand? Read expert analysis in our feature story.
Most Variants Do Not Lead to Development of Disease, and Those That Do Are Uncommon in the General Population. Some Variants Occur Often Enough in the Population to Be Considered Common Genetic Variation. Several Such Variants Are Responsible for Differences Between People Such as Eye Color, Hair Color, and Blood Type.
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