According to the graph, what is the age of a fossil found to have just 25% of its original carbon-14?

a) 5,730 years

b) 11,460 years

c) 17,190 years

d) 28,650 years

How is the national wildlife refuge system similar to the pacific region coastal program? a. both programs are concerned with providing habitats for wildlife b. both programs are primarily concerned with preserving fish species c. both programs have set aside 150 million acres of land d. both programs are under the u.s. fish and wildlife service

Match with o for organic and i for inorganic for each compound

Dan made the table shown to describe two different relationships between animals. organism interactions relationship a relationship b one organism lives inside the organism it feeds off no organism is harmed which of the following statements is most likely correct?