Theory
Consider two distinct haploid organisms who differ at a single nucleotide. By tracing the ancestry of these two individuals backwards there will be a point in time when the MRCA is encountered and the two lineages will have coalesced.
Read more about this topic: Coalescent Theory
Famous quotes containing the word theory:
“The theory of truth is a series of truisms.”
—J.L. (John Langshaw)
“No theory is good unless it permits, not rest, but the greatest work. No theory is good except on condition that one use it to go on beyond.”
—André Gide (1869–1951)