Answer:
In mineralogy and crystallography, a crystal structure is a unique arrangement of atoms in a crystal. A crystal structure is composed of a unit cell, a set of atoms arranged in a particular way; which is periodically repeated in three dimensions on a lattice.
Explanation:
The Atlantic Provinces have developed differently than the Northwest territories, because a) the Atlantic Provinces have a more temperate climate and are suitable for fishing. Atlantic Canada is defined as "the region of Canada comprising the four provinces located on the Atlantic coast, excluding Quebec: the three Maritime provinces-New Brunswick, Prince Edward Island, and Nova Scotia-and the easternmost province of Newfoundland and Labrador."
The states that have a population over 25 million is tx and ca