The answer: ribonucleic acid (RNA)
Explanation: RNA was the first molecule of heredity, so it evolved all the essential methods for storing and expressing genetic information before DNA came into the scene.
In fact, most of the chemical reactions that occur in life, involve substances that are dissolved in water. Without water, cells would not be able to carry out their normal functions and life could not exist. Water provides a habitat The hydrosphere<span> provides an </span>important<span> place for many animals and plants to live. Hope this helps :)</span>
It D hope that helps Have a good day
True, gases in the atmosphere can change behavior