. List all features of the crust

showing a photograph would make this a hell of alot easier

a axis of a graph is a color or shade so we can all go outside and have a party so we can eat   some grilled cheese sammiches and broccoli and have some ugly fun times

i don't know why i put this, i know its not the i was just bored : p

delete this answer while you can

answer; ///(b) it is composed of four protein chains and four heme groups;