What kind of ocean habitat do baler snails prefer?

How does natural selection change thephenotypes within a population over time?

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 substance acts to prevent sudden ph changes in bodily fluids?