Answer:
Soil Microbiome
Explanation:
Soil Microbiome is the word used to describe all the micro-organisms that live inside the soil. This includes bacteria, viruses, amoeba, protozoans and fungus. When assessing the soil microbiome this will also give insight on the type of plants that can function well it this kind of soil as well as describing the type of interactions that are made in this area. A specific soil microbiome is in sense it's own complex eco-system.
Answers
When doing medical research with human subjects, the following are unavoidable limitations;
It’s often impossible to repeat trials on the same subjects.
Subjects may report an inaccurate medical history.
It can be difficult to control all possible variables
There are ethical or privacy concerns to consider.
Explanation
When doing a medical research that involves human subjects it should be voluntary, informed and consent. The researchers should respect the persons treated as autonomous agents. The volunteers should be protected from physical, mental and emotional harm. The benefits should outweigh the costs.