highly significantP < 0.0001
The difference between substitution rates at non-CpG and non-CpG prone sites is highly significant both in introns and at fourfold sites (P < 0.0001; bootstrap test).
The difference between substitution rates at non-CpG and non-CpG prone sites is highly significant both in introns and at fourfold sites (P < 0.0001; bootstrap test).