Answer:
D more active metabolically
Explanation:
As a result of their surface area to volume ratio, smaller living cells are more active metabolically as transport through the cell organelles occur faster
I think it is keystone. If they were not there the population of urchins would go up and the kelp would go down.
Answer:
D. Dynamic equilibrium
Explanation:
Equilibrium is when the amount of solution outside the cell is equal to the amount inside. A dynamic equilibrium is when this homeostasis is kept through a continuing process. Therefore, since homeostasis is constantly being maintained the solution will be equal on both sides of the cell.
Answer:
An ecosystem only has a certain amount of resources to support a certain number of organisms.
Explanation:
An ecosystem consist of resources and organisms. Resources are the material which are responsible for the survival of living organisms in that ecosystem. Examples of resources are light, water, oxygen and food substance. In the absence of these resources, organisms will die.
