What do humans and other animals use the sense of taste to do? A) Locate food B) Recognize other organisms C) React to dangerous situations D) Judge which foods are okay to eat

He gravitational attraction between sun, moon, and earth

Which changes take place when melted metal is poured into a mold?

What Does the principal of common descent mean

Which process can be used to power your home? A. neither solar thermal energy nor solar electric energy B. solar thermal energy C. solar electric energy D. both solar thermal energy and solar electric energy

How are chloroplasts important to a plant's ability to survive?

Change in the genetic characteristics of a population from one generation to another is called

The process by which natural forces move weathered rock and soil brim one place to another is called

Describe how testosterone production is associated with puberty in males.

Macromolecules that contain carbon, hydrogen and oxygen in a 1:2:1 ratio is called?

How might a dramatic decrease in vegeta-tion lead to a decrease in a prey species? (Hint: Think of how the vegetation, prey, and predator could be connected in a food chain.)