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They know that layering, or bedding, is the most obvious feature of sedimentary rocks. This Law of Superposition is fundamental to the interpretation of Earth history, because at any one location it indicates the relative ages of rock layers and the fossils in them. Layered rocks form when particles settle from water or air. That is kinda easy :D
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I am 99% the answer is A. Darwin did not discover Archaea, Evolution does NOT happen in a straight line, and variation is totally different than evolution.
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Hi! I can help you out.
RNA polymerase binds to regions of DNA called promoters, which are "start" signals for transcription
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La mejor razón para usar una sonda de temperatura en lugar de un termómetro es registrar mediciones continuas durante varios minutos. La temperatura es la cantidad física que expresa el frío y el calor. Se mide con el termómetro.