18. Dr. Milosz electrically stimulates the lateral hypothalamus of a well-fed laboratory rat. This procedure is likely to A) cause the rat to begin eating.
B) decrease the rat's basal metabolic rate.
C) facilitate conversion of the rat's blood glucose to fat.
D) permanently lower the rat's set point.
E) increase the incentives for food but decrease motivation to eat.

What is one affect on the australian environment due to the introduction of non-native european rabbits? (a) more grass grew in response to the need of the growing population of rabbits. (b) the rabbits balance out the food chain as they became a natural prey to many predators. (c) the rabbits the land by digging, which caused the soil to spread much needed nutrients. (d) the rabbits out-competed other small animals species and caused them to go extinct.