How would a baby's dna sequence compare to the dna sequence of its mother

18. over time, how do sand dunes tend to migrate? a. perpendicular to the movement of the wind b. in the same direction as the wind blows c. toward the wind d. in random directions

Climate like that in the sahara desert have the fastest rates of weathering

Which factor affects the force of gravity between objects? check all that apply. direction distance mass shape time