Answer:
smaller and less smooth i think
Fossil fuel<span> is a general term for buried combustible geologic deposits of organic materials, </span>formed<span> from decayed plants and animals that have been converted to crude oil, </span>coal<span>, natural gas, or heavy oils by exposure to heat and pressure in the earth's crust over hundreds of millions of years.</span>
Cellular respiration takes in food and uses it to create ATP , a chemical which the cell uses for energy. Usually, this process uses oxygen, and its called aerobic respiration. It has four stages known as 'Glycolyisis, Link reaction, The Krebs Cycle, and the electron transport chain'
I believe the answer is Animalia. Hope this helps.
True, as to why your doctor recommends you to eat more vegetables or go outside among other things to get more vitamins and stay healthy.