Please select the correct answer

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

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?

The backbone of the double helix has an alternating molecules. what do you call these alternating molecule?