Which of the following best explains how the fossil record provides evidence that evolution has occurred? a it indicates that forms of life existed on earth at least 3.5 billion years ago. b it indicates the exact cause of structural and behavioral adaptations of organisms. c it shows how the embryos of many different vertebrate species are very similar. d it shows that the form and structure of groups of organisms have changed over time.

The statement ''it shows that the form and structure of groups of organisms have changed over time' best explains how the fossil record provides evidence of evolution (Option D).

In conclusion, the statement ''it shows that the form and structure of groups of organisms have changed over time' best explains how the fossil record provides evidence of evolution (Option D).

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D

Paleontologists study and prove the change in form and functions of organisms throughout time in the fossil record.

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.

answerwestern plateau,     central lowlands,     great dividing range;