Forest fires decimate the habitat of a species of butterfly. Most butterflies were orange with black spots, while a small percentage were orange with white spots. Many decades after the fire, the vast majority of the new generations were orange with white spots. What does this scenario illustrate? A. gene flow
B. genetic drift
C. carrying capacity
D. gene pool

What is the difference between sex-linked traits and autosomal traits in humans? a. sex-linked traits can only be passed from fathers to sons, while autosomal traits can be passed on from both parents to offspring of any sex. b. sex-linked traits are passed on through the x and y chromosomes, while autosomal traits are passed on through the other 22 chromosomes. c. sex-linked traits only affect females, while autosomal traits affect both males and females. d. sex-linked traits refer to genes that are on the x and y chromosomes, while autosomal traits refer to genes on all 23 chromosomes.