How deep below earth's surface do rocks melt?

Air pollution is only caused by human activity, select the best answer from the choices provided ot of true or false

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different

Compare the role of atp in cells with the roles of rna