Examlex
In which one of the following is the best Lewis structure a resonance structure?
Evolution
The observed changes in the fossil record or in living organisms; also used to refer to theories that help explain the observed changes.
Observed Changes
Variations or alterations that have been directly seen or measured in a particular system or environment.
Fossil-bearing Rocks
Types of rocks that contain preserved remains or traces of organisms from the past, crucial for understanding Earth's history.
Geologic Time
The extensive time scale used by geologists and paleontologists to describe the timing and relationships of events in Earth's history.
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