Biology, 02.04.2020 17:29 masonroe0

What happened to the shells in layers 2,3,4 & 5? A) the shells present in layer 2 were not present in layers after B) the shells present went through gradual changes and were present in all C) the shells present in layer 2 were under environmental pressures to evolve rapidly D) the shells went through punctuated equilibrium & were in a phase of constant changing

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What happened to the shells in layers 2,3,4 & 5? A) the shells present in layer 2 were not prese...

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