1. Easily visible anatomical traits are only one kind of evidence scientists rely on when classifying organisms. Additional evidence
comes from many different sources, including the fossil record and
genomic analysis. Explain how these additional sources of evidence
together are used to build a cladogram.

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.