Examlex
Name an atmospheric layer NOT based on temperature characteristics.
Punctuated Equilibrium
The idea that evolution proceeds with periods of little or no genetic change, followed by very active phases, so that major adaptations or clusters of adaptations appear suddenly in the fossil record. Compare with phyletic gradualism.
Gradualism
A concept in evolutionary biology that suggests changes occur slowly and incrementally over long periods of time.
Fossil Record
The accumulation of documented fossils, revealing information about past life, evolutionary processes, and the history of the earth.
Reproductively Isolated
A state in which two populations can no longer interbreed to produce fertile offspring, leading to the emergence of separate species.
Q32: Firn is another term for névé.
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Q149: "Scale" relates _ to _.<br>A) Earth distance,