- You eat food - Your stomach digests the food - Sugars from food enter your bloodstream - Insulin helps turn sugars into energy What might be the last step of the process?
Ans: Insulin helps your body store the energy in fat, muscle and liver cells

- The liver filters blood from the digestive tract - The liver produces bile - The liver produces proteins for blood plasma - The liver converts excess glucose into glycogen for storage - The liver converts ammonia to urea What might be the last step of the process?
Ans: The liver regulates blood clotting.

- Fluid - Waste enters the kidneys - A processing moment in the kidneys let waste and fluid pass - Prevents larger molecules to pass - Fluid goes back to the bloodstream - Bad waste is removed What might be the last step of the process?
Ans: The final product is turned into urine.

- Plants and animals long ago died - They are buried under layers of soil - Pressure builds over time - The remains liquefy What might be the last step of the process?
Ans: The carbon atoms rearrange to become a new substance.