The scientists want to extend the investigation to explain the data in the graph. Which question would be the most useful in determining how environmental factors affect asthma rates?

What is one benefit of a nonrenewable resource, such as natural gas? a. generate large amounts of electricity b. less expensive overtime c. produces pollution d. will run out eventually

The function of the excretory system is to control homeostasis and

Astudent measured the amount of carbon dioxide (co2) produced by yeast during an experiment. use the data in the table at the right to answer the questions below. which variable is the dependent variable?