Select the correct answer. over the last 250 million years, the world changed from a single land mass to a number of different continents. one reason for the change is expanding ocean floors. what causes ocean floors to expand?

Which level of consumer had access to the smallest apply of energy

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

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.