Humans and other complex have a hierarchical system of organization. Which of the following statements is true regarding this system of organization

What is the difference between bacterial infections and viral infections?

Explain why phospholipid molecules form a bilayer. (3 marks)

How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased