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There are 4 groups of macromolecules which are, lipids, nucleic acids, proteins, and carbohydrates.
Macromolecules are a big group of molecules that are found in living things.
Lipids are a big group of macromolecules that include fats, waxes, and oils, and can't dissolve in water.
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Nucleic Acids are the main information carrying molecules of cells. The 2 main classes of nucleic acids are DNA and RNA.
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Proteins give you energy that lasts for a long time. Some examples of food that have protein are eggs, meat, and nuts.
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![](https://images2-cdn.storyjumper.net/transcoder.png?trim&id=72-7et8exh4c2-60ao6esk7&maxw=68&maxh=68)
Carbohydrates are food that have lots of sugars, starch or similar things that are broken down to give you energy for a short time.
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![](https://images2-cdn.storyjumper.net/transcoder.png?trim&id=72-7et8exh4c2-60ao6icps&maxw=68&maxh=68)
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Polymers are materials made of long, repeating chains of molecules. Some polymers can stretch, and some are tough. Some examples are rubber and glass
Enzymes are a special kind of protein found in cells. They can either cause or speed up chemical reactions that take place in living things.
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![StoryJumper Logo](https://www.storyjumper.com/images/cloud-logo-250.png)
There are 4 groups of macromolecules which are, lipids, nucleic acids, proteins, and carbohydrates.
Macromolecules are a big group of molecules that are found in living things.
Lipids are a big group of macromolecules that include fats, waxes, and oils, and can't dissolve in water.
![](https://images2-cdn.storyjumper.net/transcoder.png?trim&id=1u-tn4pbipg6d-60ao5t7vd&maxw=256&maxh=256)
![](https://images2-cdn.storyjumper.net/transcoder.png?trim&id=14-7l5qeaf46f-60ao5yxqe&maxw=256&maxh=256)
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