In the famous hershey and chase "blender experiment," radioactive sulfur was used to label and radioactive phosphorus was used to label demonstrating that the genetic material of a bacteriophage is

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.

Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth

What happens whenever a net force acts on an object