Examlex
Draw a flow chart that shows the components of the reflex in which an increase in blood PCO₂ leads to increased ventilation.
Cenozoic
The current geological era, beginning 66 million years ago, marked by significant development of mammals.
Geologic Timescale
A chronological dating system used by geologists and other scientists to describe the timing and relationships of events in Earth's history.
Geologic Timescale
A system of chronological dating that classifies geological strata in time, used by geologists, paleontologists, and other Earth scientists to describe the timing and relationships of events in geologic history.
Unconformity
A surface within rock layers that represents a period of erosion or non-deposition, indicating a break in the geological record.
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