Biological Molecules - Carbohydrates

8 important questions on Biological Molecules - Carbohydrates

Which three elements are all carbohydrates made from?

Carbon, Oxygen and Hydrogen.

What is the difference between alpha ans beta glucose?

Alpha has H on top and OH underneath. Beta has OH on top and H underneath.

Which two polysaccharides of alpha-glucose form starch?

Amylose and Amylopectin
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Why is amylose good for storage?

It has a coiled structure meaning it is compact.

Why does glycogen have many side branches?

So glucose can be released quickly.

Why is glycogen a good storage molecule?

It is compact.

What is the main function of cellulose?

Major component of cell walls in plants.

How are cellulose chains joined together?

By hydrogen bonds to form strong fibres known as microfibrils.

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