Which is part of the alimentary canal? A. Stomach B. Liver C. Lungs D. Pancreas

How does climate change affect energy in the atmosphere? Decreased ice causes less energy to be reflected Increased ice causes less energy to be reflected Decreased ice causes more energy to be reflected Increased ice causes more energy to be

Needed for bacteria to carry out their life functions

How might you feel when your sympathetic nervous system is stimulated?

What observations were you able to make after 24 hours? 48 hours?

A balanced diet is important to provide the body with all the necessary nutrients to ensure physiological functioning. what is the name of the process where new organic molecules are synthesized?

Which of these is a scientific hypothesis? A) Researchers have observed that high blood pressure is often associated with excessive urination.

What is the difference between Gram-positive and Gram-negative bacteria? Why is this distinction important to doctors?

Which of the following is not a macronutrient? A) Carbohydrates B) Protein C) Vitamin C D) Fat

Agglutinins are surface antigens on RBCs. contain abundant stained "granules." prevent blood clotting. are antibodies that will attack surface antigens on RBCs of a different blood type.

Which of the following best explains why humans need constant supplies of fresh water? a. Humans need a constant supply of water to provide them with essential vitamins. b. Humans need a constant supply of water to maintain proper hygiene. c.