Which of the following organisms is not found in savanna’s a. cheetah b. pangolin c. prairie chickens d. hyenas

Blood made up of red and white blood cells work together to form

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.

How does natural selection change thephenotypes within a population over time?