Which of these costs of using coal is a direct cost? O A Cost of related pollution
B. Mining costs
O C. Cost of damage to common resources
O D. Human-health costs

What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.

How does human environment effect the biosphere

The normal shape of an enzyme is as shown in structure a. if the enzyme’s shape changes to that shown in structure b, what are two consequences of this change?