igneous-intrusive rocks form A. Small crystals that not be seen with the plain B. form slowly underground C. for invisible Crystal that can be seen with the eye without any optical aid. D. form slowly underground and makes his book crystals that could be seen with the eye.​

How does the nervous system affect the excretory system?

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 member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass