<u>Answer</u>
Polypeptides
Polypeptides are polymers of amino acids that are linked in linear chains and that contain atoms of nitrogen.
Photosynthesis in plants. Plants make food through the process of photosynthesis. They get the energy from the Sun. Plants store sugars as their food. That is an energy-rich compound.
Answer:
Chesebrough noticed that oil workers would use a gooey jelly to heal their wounds and burns. He eventually packaged this jelly as Vaseline. Petroleum jelly's benefits come from its main ingredient petroleum, which helps seal your skin with a water-protective barrier. This helps your skin heal and retain moisture.
Explanation:
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Scientific method would be the answer.