What do directional selection and disruptive selection have in common?

Which geologic feature would most likely be represented by contour lines john far apart from one another? a cliff a hill a plain a valley

What types of energy transfers and energy transportations are involved in the domino chain reaction?

Math focus 4. calculate a map has index contours at 250 m, 500 m, and 750 m. what is the contour interval?