Which of the following is not an example of a mutagen? 1. X-ray
2. Cosmic rays
3. Shadow blow with a fist
4. Pesticides

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.

Which diagram best represents the chromosomes that would be found in a two new skin cells produced as a result of this process?

The function of the ciliary escalator is to