Salmon with larger fins are becoming more prevalent in along the Pacific coast of Washington. What is a possible reason for this change? A Salmon with shorter fins are reproducing quicker.
A parasite is causing a mutation in the salmon.
Ocean currents are becoming stronger in the area.
The water off the coast is becoming warmer.

creative diagnostics provides a protocol for total protein extraction based on ripa which is widely used.

this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.

more words for this could be abiotic and biotic

abiotic: living organisms within an ecosystem

biotic: non-living organisms within an ecosystem