In this evolutionary tree, species A and B share a recent common ancestor. Species A is therefore most similar to species B. Species F and G also share a recent, common ancestor, however this ...

Classification is putting living things into ... Plants that make seeds are either flowering plants or conifer trees. Plants that don't make seeds are either ferns or mosses.

34 potential prognostic factors were used in this analysis. Results Four classification trees (prognostic pathways or decision trees) were created, one for each outcome. The most important predictor ...