What was one of the biggest factors leading to our current reality, in which people are always connected or "always on"? O A. The number of cafés with Internet access B. The expense of personal computers C. The availability of public pay phones D. The affordability of cell phone service

All organisms contribute some water to the water cycle by conducting

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.

Match the functions to the cell types ? contraction and relaxation. conducting electrochemical signals fighting diseases carrying genetic material