Chemistry, 02.03.2020 23:50, lex4395

Index fossils are used to determine the relative ages of rock and fossils and are also used to A) define the boundaries between geologic periods B) determine the absolute age of surrounding rock C) identify the fossil species found in rock layers D) infer evolutionary relationships between organisms

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Index fossils are used to determine the relative ages of rock and fossils and are also used to A) de...