Levels of organization in ecology include the population, community, ecosystem, and biosphere. An ecosystem is all the living things in an area interacting with all of the abiotic parts of the environment.
DNA is verry important to life. It is the instructions or the blueprints of how to make (and makes up) the organism. Without it life as we know it is just not possible.
Aids is one of the disease that damage little by little the immune system until the human body die.
The independent variable is the new plant food
