tcruz3508
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A rock with different fossils is shown below:

A diagram labeled Fossil Layers is shown. The topmost layer is labeled Fish and shows the skeleton of a fish, the second layer from the top is labeled Shell and shows a shell, the third layer from the top is labeled Fern and shows a fern leaf, and the lowermost layer is labeled oak and shows an oak leaf

Based on the fossil, which organism evolved first?

Fern
Fish
Oak
Shell

Respuesta :

i think it’s oak because the oldest fossils are usually at the bottom
alindley2004
oak because the oldest organism is at the bottom, which forms first

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