by Allison Greco
| Carbohydrates |
| Carbohydrates are molecules made of carbon, hydrogen, and oxygen. Carbohydrates, also known as sugars, provide energy for a cell inside its mitochondria. |
| Proteins |
| Proteins are large molecules known as ribosomes in the cell’s organelles. Proteins are used by cells for structural support, transporting other products, and sending signals. |
Find out about all the Building Blocks of Life and so much more at Spigot Science; http://www.spigotscience.com
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