This link should help you understand http://www.universetoday.com/20289/phases-of-the-moon/#
The central nervous system includes the brain and spinal cord.
Answer:
Homeostasis is meant to keep your body consistent at all times. For example if you are sick, it is good that you have a fever because that is a sign that your body is fighting off the sickness to get you back to normal.
Explanation:
The population of their prey most likely increased causing an imbalance in the food chain. This is true since there probably was not enough food to feed the rapidly increasing population.
A. Gliding Joint. (4)
B. Hinge Joint. (3)
C. Pivot Joint. (1)
D. Suture Joint. (2)