2. What is the function of a vein? A. Carry deoxygenated blood away from the heart, B. Carry deoxygenated blood to the heart. C. Carry oxygenated blood to the heart. D. Carry oxygenated blood away from the heart.

MODULE 23 Assessment Vocabulary Review Correct the sentences below by replacing the italicized term with the correct vocabulary term. 1. A(n) infection is an organism that causes disease. 2. A substance that kills cells or interferes with their functions is called a(n) vector. 3. When pathogens in the body multiply and damage body cells, a(n) virus results. Understanding Key Concepts After reading the question or statement, select the correct answer. 4. The common cold and influenza are caused by a. overeating. b. viruses. c. bacterial infection. d. exposure to toxins. 5. Malaria, West Nile virus, and Lyme disease are

Could a person live without a brain? Why or why not?

Select all of the following that are true about the fern gametophyte.

9. In a study of the habitat of a population of raccoons, scientists found that the number of raccoons increased where people built houses. What might the scientists conclude from this observation?

elect all of the following that are true about the fern gametophyte.