In mycorrhiza which organism benefits? plants, bacteria, both a and b, or none of these

Which of the following is a cost of urbanization? a-cities can provide a high standard of living. b-cities are hubs of entertainment and education. c-paving over land changes the environment. d-job opportunities are greater in urban centers.

Based on the results of this study, what questions remain unanswered? how can these questions guide future research

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that