Answer the following question given this paragraph: The urinary system controls the amount of water in the body and removes wastes. Any problem with the urinary system can also affect many other body systems. Q: Which human body system controls the amount of water in the body and removes wastes? Choices: - lymphatic system - mucous system - digestive system - urinary system A:
urinary system

Answer the following question given this paragraph: Q: Potassium, calcium, and magnesium are considered what kind of nutrients? Choices: - micronutrients - minor nutrients - major nutrients - macronutrients A:
macronutrients

Answer the following question given this paragraph: Different types of bacteria stain a different color when Gram stain is applied to them. This makes them easy to identify. Some stain purple and some stain red, as you can see in Figure below . The two types differ in their outer layers. This explains why they stain differently. Q: What is a gram stain used to identify ? Choices: - radioactivity - acids or bases - different types of liquids - different types of bacteria A:
different types of bacteria