Answer:
Your answer is probably A). If you find a fossil of an armored fish in layer A, and you find a fossil of a trilobite in layer B (five layers deeper), then you can safely assume that the trilobite is older than the armored fish.
<span> A cell typically expresses only a fraction of its genes and the different types of cells in multi cellular organisms rise bc of its different set of genes are ex-pressed
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Seismic Waves in Earth cause earthquakes. Tectonic Plates can also cause earthquakes as they move against each other
Yes it can (I have to type 20 characters)
