Nucleic acid sequence Maximum Likelihood method, version 3.6b Empirical Base Frequencies: A 0.23921 C 0.25206 G 0.25143 T(U) 0.25730 Transition/transversion ratio = 1.000000 +----------------------b | | +----------------------f | +--4 | +------------------3 +---------------e | | | 1-------2 +-------------d | | | +----------------------c | +-------------------------a remember: this is an unrooted tree! Ln Likelihood = -8484.45047 Between And Length Approx. Confidence Limits ------- --- ------ ------- ---------- ------ 1 a 0.87273 ( 0.67951, 1.06589) ** 1 b 0.76281 ( 0.58509, 0.94063) ** 1 2 0.25596 ( 0.07277, 0.43921) ** 2 3 0.62289 ( 0.42745, 0.81830) ** 3 4 0.09166 ( zero, 0.18729) * 4 f 0.76567 ( 0.63981, 0.89155) ** 4 e 0.51260 ( 0.41399, 0.61111) ** 3 d 0.45527 ( 0.35800, 0.55242) ** 2 c 0.76458 ( 0.58401, 0.94514) ** * = significantly positive, P < 0.05 ** = significantly positive, P < 0.01