B. Most species that have lived on earth are now extinct. Ap3x
Erosion from the waves wash away the top layer making it flat on top.
+molecule size +steepness of the concentration gradient +temperature + steepness of the electric gradient +steepness
Epsom salt is a compound.
Answer:
D. ATP stores energy in its "tail," which is made from three phosphate groups.
Explanation:
ATP = 3 phosphates
ADP= 2 phosphates
AMP= 1 phosphate