Which does this tissue work with to carry out transportation

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.

Connection compare and contrast genetic engineering to the process of natural selection. select all statements that are true.

Where can a dna be found in a prokaryotic cell