When matter vibrates the vibrations are heard as

Facilitates growth and change in neurons and the migration of neurons to different sites in the brain

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.

Read each description below and determine to which stage of sleep each pertains. then click and drag each box into the appropriate category below.