Answer:
C
Explanation:
An ecosystem food chain always starts with producers
Consumers then consume the energy from producers (prey on them)
Decomposers are organisms which break down dead material and provide energy to the environment for which producers can use which creates a looped cycle
The sugar found in DNA contains one less oxygen molecule than the sugar found in RNA.
Any form of precipitation, including rain, snow, hail, fog, or dew, that is high in acid pollutants, especially sulfuric and nitric acid. Acid precipitation has a pH of less than 5.6 (the normal acidity of unpolluted atmospheric water) and is often less than pH 5.0.
Air pollution can kill trees and can cause chronic disease
This condition is Congestion.
Mostly we have lymphatic congestion; lympatic system is a drainage network of fluid, organs and vessels that is responsible for the removal of cellular debris, large proteins, foreign bodies, pathogenic agents and excess fluid from the extracellular spaces. Lymphatic congestion is a condition in which lympatic system fails to drain properly, allowing toxins and cellular waste products to accumulate in the body.
It's C. change over time. Happy to help!