What is a density-independent factor in controlling a population?
A. Water Supply
B. Disease
C. Tornadoes
D. Access to food

Which property is used to identify the origin of an igneous rock? color density hardness crystal size

Cells destroy body cells infected by a virus or bacteria. killer t t memory t none of the above

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.