CRQ Question: Explain the cause, symptoms and treatments of Cystic Fibrosis. Remember to include 4-5 sentences and support from the reading

Which would happen if more forests were cut down? a. the nitrogen cycle would be stopped b. nitrogen would be fixed by bacteria more quickly c. the amount of co2 in the atmosphere would increase d. fossil fuels would build up in the soil c the amount of co2 in the atmosphere would increase

What best explains the inability for life to exist in earth early atmosphere

What advantages does a pedigree have over a written passage?