5. A cart with one fan on it blowing to the left and carrying one block produces the x vs t graph shown. If this cart were carrying three blocks instead of one, with the fan still blowing the same direction, what could the x vs t graph look like?

What maintain homeostasis when a persons internal body temperature is 97.5°f

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.

With regard to enzymes, key is to lock as a) substrate is to activation energy eliminate b) product is to substrate. c) enzyme is to active site. d) substrate is to active site.