Describe the steps involved in the synthesis packaging and export of a protein from a cell?

thats not a question

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

answer australia and antarctica;

answer increasing the intensity, duration,and frequency of exercise progressively;