What is the smallest unit of organization in an ecosystem? give one example from the diagram.

Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?