An explanation may pertain-to an evolution.Logical formLearned from13 sentences. Chromosomes may undergo an evolution.Logical formLearned from13 sentences. Flowers may undergo an evolution.Logical formLearned from13 sentences. Some milestone can be in an evolution.Logical formLearned from13 sentences. Challenges can be to teaching of evolution.Logical formLearned from13 sentences. An evolution can be curious.Logical formLearned from13 sentences. A person may see a gradual evolution.Logical formLearned from13 sentences. Equipment may undergo an evolution.Logical formLearned from13 sentences. An evolution can be welcome.Logical formLearned from13 sentences. A (computer industry) may undergo an evolution.Logical formLearned from13 sentences. An evolution can be analogous.Logical formLearned from13 sentences. Evolution may take a course.Logical formLearned from13 sentences. Evolution may hold that something-is-the-case.Logical formLearned from13 sentences. A juncture can be in an evolution of (internet technology).Logical formLearned from13 sentences. Sports may undergo an evolution.Logical formLearned from13 sentences.