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    Answer 4 out of 5 questions correctly.

Life on Earth comes in many forms, from microscopic bacteria to giant redwood trees. Despite their differences, all living things are made up of the same types of molecules. Many of these molecules contain carbon and are called organic
compounds.
There are four main groups of organic compounds found in cells. One of these groups is
carbohydrates.
Which of the following are the primary functions of carbohydrates? Select the two best choices.
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