Which process releases energy instead of using energy?
a) a paramecium moves toward its prey.
b) a wound at the surface of the skin is repaired.
c) the kidney excretes waste and re-circulates water.
d) a sandwich is digested and converted to carbon dioxide and water.

Classify the descriptions and examples as endocrine or neural control

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is the most likely effect on the ecosystem? a-an increase in biodiversity. b-an increase in immigration to the area. c-a decrease in available water. d-a decrease in plant growth.

Based on her survey, which advertising mediums will work best to publicize leslie's in-store specials?