Which of the following describes how blood to maintain homeostasis by working with the immune system? by having white blood cells to attack pathogens by delivering oxygen to cells so they can divide by delivering nutrients from food to cells by carrying waste to the kidneys

Aplant may open end close its stomata to prevent excess water loss and maintain

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.

In figure 1-2 what is the distance from point b to point c?