The Biochemistry of Macromolecules and Nutrition | Baamboozle - Baamboozle

What is a polysaccharide?

A giant molecule, such as starch, or cellulose, made of hundreds, or thousands, or hundreds of thousands of monosaccharides such as glucose.

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A long chain of amino acids chemically bonded together is called a ____________.

polypeptide.

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Which chemical reaction is anabolic? Which one is catabolic? Explain.

When many glucose molecules are bonded together in the liver this the result of anabolism. When glycogen is broken down into glucose this is catabolism.

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What is this molecule? Is it healthy or unhealthy for you to eat?

This is cholesterol. Your body needs it to make cell membranes and other essential structures. It is only unhealthy in EXCESS amounts.

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This chemical is a simple sugar which is an important energy source in living organisms and is a component of many carbohydrates. What is it?

Glucose

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This delicious food is solid at room temperature. Can you explain why.

Butter is mostly saturated fatty acids. These molecules form straight chains of carbons and hydrogens that can be packed together into a solid.

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What nutrients does this meal contain? Which nutrients are probably in excess?

Fast food does contain the carbohydrates, lipids, and proteins your body needs. However, this meal contains too much salt and sugar to be healthy.

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This highly branched polysaccharide allows animals to store excess glucose in their liver. What is it?

Glycogen

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Which is better for your health? The steak or the vegetables?

Both are healthy to eat. However, it is the AMOUNT that you eat, which might make steak a bit less healthy due to the fat composition and content.

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This carbohydrate is found in fruits. What is it?

Fructose

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In the picture and two different types of chemicals. Can you name and describe them?

The top chemical is a saturated fatty acid. The bottom chemical is an unsaturated fatty acid.

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Are these two molecules considered to be isomers?

Yes. Glucose and Fructose have the exact same number of C,H and O atoms. They are just arranged differently to produce different shapes.

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In terms of their chemistry, what do potatoes and wood have in common? How are they different?

Both potatoes and wood are made of carbohydrates called polysaccharides. Potatoes are made of starch. Wood is made of cellulose.

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