near significanceP = 0.058
The mean number of substitutions accumulated in U6b lineages (Table 1 ) is significantly smaller than those in U6a (P = 0.013) and is near significance in U6c (P = 0.058).
The mean number of substitutions accumulated in U6b lineages (Table 1 ) is significantly smaller than those in U6a (P = 0.013) and is near significance in U6c (P = 0.058).