Unverified50% confidenceFactExact time
The figure of 9 billion comes from the genome's approximately 3 billion positions, each of which can be substituted by one of the other three letters, giving 3 billion × 3 ≈ 9 billion possible single-base changes.
1
Sources
50%
Confidence
Long-term
Relevance
9/17/2026
First Seen
Sources
Related Entities
Related Claims
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