Honestly it would be the Exosphere<span> but since that's not one of the choices it would be the Thermosphere. </span>
Replication/ reproduction. one side copies then replicates and matches up. hope this helps
All you need is to locate an artery. theres one by your neck, on the the far sides of your wrists, between your thighs, or you could just feel your own heart.
There are four classes of macromolecules (polysaccharides or carbohydrates, triglycerides or lipids, polypeptides or proteins, and nucleic acids such as DNA & RNA). Carbohydrates and lipids are made of only carbon, hydrogen, and oxygen (CHO). Proteins are made of carbon, hydrogen, oxygen, and nitrogen (CHON).
HOPE THIS HELPED!!! XD