True, each trophic level gives only 10% of their energy/calories to the next level.
Answer:
You may not think that Fruit Flies pose a health risk but they are insects and all insects pose a health risk if they hang around long enough.
Explanation:
James Dewey Watson is an American molecular biologist, geneticist and zoologist. In 1953, he co-authored with Francis Crick the academic paper proposing the double helix structure of the DNA molecule. Watson, Crick, and Maurice Wilkins were awarded the 1962 Nobel Prize in Physiology or Medicine "for their discoveries concerning the molecular structure of nucleic acids and its significance for information transfer in living material". Watson earned degrees at the University of Chicago and Indiana
Characteristics of Living Things
Living things are made of cells. Cells are the basic building blocks of living things. ...
Living things have movement. This movement can be quick or very slow. ...
All living things have a metabolism. ...
Living things grow. ...
Response to environment. ...
as the ocean depth increases the sun light decreases