Methylation is the process by which gene expression is through

The rate at which molecules water and oxygen can enter a cell is determined by the-

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

Wich organism obtains its energy from dead or decaying matter