Which two macromolecules are the main sources of energy?

In which process is oxygen absorbed by an organism asap apex

Which of these resources is used worldwide to make construction products, pottery, and porcelain

How is the national wildlife refuge system similar to the pacific region coastal program? a. both programs are concerned with providing habitats for wildlife b. both programs are primarily concerned with preserving fish species c. both programs have set aside 150 million acres of land d. both programs are under the u. s. fish and wildlife service