Autoimmune Disease Genetics. 1  1Division of Rheumatology and Department of Immunology, Mayo Clinic, 200 1st Street SW, Guggenheim Building 3-42, Rochester, MN 55905, USA. 2  2Laboratory of Molecular Medicine and Human Genetics, Department of Medicine, University of Crete, Heraklion, Greece.
Sunlight, soil, water, and pollution, for example, are all important abiotic factors of an environment that affect life. The biotic environment, on the other hand, is composed of all the living organisms in an ecosystem, and includes factors such as disease, predators, prey, and human activity.
In summary, an ecosystem is any community of living and non-living things that work together. Biotic factors are all of the living organisms within an ecosystem. These may be plants, animals, fungi, and any other living things. Abiotic factors are all of the non-living things in an ecosystem.Abiotic factors come in all shapes and sizes. They can be as small as a rock or as large as the sun. No matter what its size, each abiotic factor plays an important role in an ecosystem.If one factor is removed or changed, it can affect the entire ecosystem and all of the organisms that live there.biotic factors are all of the non-living things in an ecosystem. Abiotic factors come in all shapes and sizes. They can be as small as a rock or as large as the sun. No matter what its size, each abiotic factor plays an important role in an ecosystem.