What is both the thickest and longest nerve in the human body? radial

the sphincter muscles at the end of the digestive tract is the anus.

is this a psat question, if so do not cheat try your best.

. ph changes the ability of them he enzyme to dissolve in water.

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101