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snjnjasasbiocarbfsnaj > Monosaccharides and Disaccharides > Flashcards

Monosaccharides and Disaccharides Flashcards

1
Q

Most carbohydrates are…

A

Polymers

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2
Q

Polymers:

A

Large, complex molecules composed of long chains of monomers joined together

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3
Q

Monomers:

A

Small, basic molecular units

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4
Q

Examples of monomers:

A

Monosaccharides, amino acids and nucleotides

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5
Q

Carbohydrates are made from…

A

Monosaccharides

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6
Q

All carbohydrates contain the elements:

A

C, H and O

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7
Q

What are the monomers that carbohydrates are made from?

A

Monosaccharides

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8
Q

Examples of monosaccharides found in carbohydrates:

A

Glucose, fructose and galactose

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9
Q

Glucose is a…

A

Hexose sugar

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10
Q

What’s a hexose sugar?

A

Monosaccharide with six carbon atoms in each molecule

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11
Q

Since glucose is a monosaccharide, it’s a…

A

Monomer

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12
Q

Two types of glucose:

A

Alpha and beta

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13
Q

What are both types of glucose?

A

Isomers

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14
Q

Isomers:

A

Same molecular formula as each other

Atoms are connected in a different way

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15
Q

Condensation reactions join…

A

Monosaccharides together

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16
Q

What is a condensation reaction?

A 
Two molecules (i.e. monosaccharides) jouin together with the formation of a glycosidic bond 
Water molecule is released when the bond is formed
17
Q

A disaccharide is formed when…

A

Two monosaccharides join together

18
Q

Two alpha-glucose molecules are joined together by…

A

Glycosidic bond
Water is removed
Maltose is formed

19
Q

Sucrose:

A

Disaccharide formed from a condensation reaction between a glucose and fructose molecule

20
Q

Lactose:

A

Disaccharide formed from a condensation reaction between a glucose and galactose molecule

21
Q

What must be shown as the product when displaying a condensation reaction?

A

Water

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