What term describes the ways in which an organism interacts with its environment?

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

What is the difference between bacterial infections and viral infections?

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.