Internal costs are easy to see and explain. They are costs that a business bases its price on. They include costs like materials, energy, labour, plant, equipment and overheads. External costs are costs that are NOT included in what the business bases its price on.
To help the frog to maintain homeostasis
Answer:there different because genetics are feactures pass on from your past decendents that you know own and heath factors are represent those things we can modify to improve the length and quality of life for residents.
Most bacteria are heterotrophic decomposers, which means they depend on other organisms for food and feed on dead matter.