What type of density is the hurricane?

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.

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated