It has lily pads jat the frog jumps too and shallow water for the frog to be in the water but also away from predator fish<span />
Earthquakes on plate boundaries happen more because the plates all move in different directions in a tectonic environment so they collide against each other which makes them more frequent. Earthquakes rarely happen in intra-plate environments but along faults in normally stable interior of the plates. If this doesn't make sense, ask me to reword it for you !
D is the answer. A gene is a part of a chromosome.
Natrual variations i think
It has to increase in size and make extra proteins to get ready for division <span />
