LS4.A - Evidence of Common Ancestry

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relating to recent times or present

A record of the geologic events and life forms in Earth's history.

all available information about past life and the order in which they lived

the study of similarities and differences among structures of living species

Closely related organisms often share similar structures in their bodies, despite different lifestyles. The simplest explanation for such similarities is that both species descended from a common ancestor.

A process in which individuals that have certain inherited traits tend to survive and reproduce at higher rates than other individuals because of those traits.

The top rock layer and its fossils is the youngest and the bottom is the oldest.

the order in which events happen in time