The model of the structure of the solar system suggests that the earth is the center of the universe.

How do chloroplasts set plants apart from other living things

Did you know that a blue wales tongue weighs more than an elephant?

What would most likely happen if a person increased the amount of saturated fat in his or her diet? the person's risk of cardiovascular disease would increase. the person's risk of cardiovascular disease would decrease. the person's bad cholesterol would decrease. the person’s good cholesterol would increase.