One hypothesis suggests that the cambrian explosion was caused by the rise of predator-prey relationships. This hypothesis is best supported by an increased incidence of which fossil traces?

Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.

The shift of a vehicle's weight around its center of gravity is known as

Will give ! ! widentify the advantages and disadvantages of renewable and nonrenewable energy resources.