Macromolecules - Carbohydrates

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carbohydrates

These macromolecules are made up of carbon, hydrogen, and oxygen (always in a 1:2:1 ratio)

monosaccharides

these are the monomers of carbohydrates

glucose

a monosaccharide that is made during photosynthesis and broken down during cellular respiration

fructose

a monosaccharide found in fruit; it is the sweetest sugar

disaccharide

a double sugar

sucrose

this disaccharide is made of fructose and glucose

sucrose

this disaccharide is also known as table sugar

lactase

Individuals with lactose intolerance do not produce this digestive enzyme.

polysaccharides

these are made from 3 or more monosaccharides linked together

starch

a polysaccharide that is a storage molecule for plants

cellulose

a polysaccharide that gives plants their strength; it is also dietary fiber

polysaccharide

What type of carbohydrate is cellulose?

monosaccharide

What type of carbohydrate is glucose?

monosaccharide

What type of carbohydrate is fructose?

monosaccharide

What type of carbohydrate is galactose?

disaccharide

What type of carbohydrate is sucrose?

disaccharide

What type of carbohydrate is lactose?

fructose, glucose

Sucrose is made up of what two sugars (put them in alphabetical order with a comma between them)

galactose, glucose

Lactose is made up of what two sugars (put them in alphabetical order with a comma between them)

benedicts

This solution tests for monosaccharides

iodine

This solution tests for starch

starch

Iodine is used to test for what carbohydrate?

monosaccharide

Benedict's solution is used to test for what carbohydrate?

orange

The color of a positive benedicts test (test for monosacharides) is ___________.

black

The color of a positive iodine test (test for starch) is __________.

cellulose

The complex carbohydrate __________ also called fiber helps to keep water and food moving through your digestive and excretory systems

cellulose

This complex carbohydrate/polysaccharide is not able to be broken down by your digestive system

carbon, hydrogen, oxygen

Carbohydrates are made up of the elements .... (put them in alphabetical order with commas in-between)

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