All the nerve bundles of the body are routed through the backbone and are called the spinal :

a : cord
b : vertebrae

When ash and dust begin to settle on the ground, they eventually become compacted by

Pl as time goes by and water goes through the water cycle again and again, the amount of water on earth: increases decreases ostays the same goes up and down

Science which of the following is an example of a cyclic behavior that is seasonal? i think the answer is d, i just need to double check : ). a. running from predators. b. searching for water. c. hunting at night. d. migrating for warmth. ***