The four recognizable signs of the inflammatory response are swelling, pain, redness, and: 

What structures do insects exchange gases through? 

For vegetarians, what does “balancing complementary proteins” mean? 

Which of the following is true about the vertebrate circulatory system? 

Carnivores are organisms that eat other animals. 

This type of connective tissue is characterized by an extracellular matrix that is hardened with calcium and provides structural support. 

Low-density lipoprotein (LDL) is considered “good” cholesterol because it removes high-density lipoprotein (HDL) from arteries. 

The appendix in humans is homologous to the __________ in rats. 

The layer that is shed during menstruation is the _______

Match the phase of the cell cycle with its function