Which of the following statements depend on the absolute dating of events?

dinosaurs went extinct before monkeys evolved.
birds separated from dinosaur relatives 120 million years ago.
the oldest earth rocks are 3.9 billion years old.
in undisturbed rock layers, we find older rock layers beneath younger rock layers.

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

Along what geographical feature are most of the oil producing regions located