Topic 1 Carbohydrates Flashcards

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1
Q
  • Sugars, starches, and fibers
  • Contain carbon, hydrogen, and oxygen atoms (CHO)
  • Come in the form of monosaccharides, disaccharides, and polysaccharides
A

Carbohydrates

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2
Q
  • Carbohydrate monomers with an empirical formula of (CH2O)n where “n” represents the number of carbons
  • Single sugar molecule
  • Alpha (OH down) or beta (OH up) depending on the placement of OH
A

Monosaccharides

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3
Q
  • Ribose, Fructose, Glucose
A

Types of monosaccharides

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4
Q
  • 5 carbon monosaccharide
A

Ribose

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5
Q
  • 6 carbon monosaccharide
A

Fructose and Glucose

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6
Q
  • Glucose and Fructose are _______ of each other
A

Isomers

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7
Q
  • Same chemical formula, different arrangement of atoms
A

Isomer

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8
Q
  • Contain two monosaccharides joined together by a glycosidic bond
  • Result of a dehydration (condensation) reaction: where a water molecule leaves and a covalent bond forms
A

Disaccharides

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9
Q
  • When a covalent bond breaks due to the addition of water
A

Hydrolysis Reaction

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10
Q
  • Sucrose, Lactose, Maltose
A

Types of disaccharides

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11
Q

Glucose + fructose

A

Sucrose

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12
Q

Glucose + galactose

A

Lactose

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13
Q

Glucose + glucose

A

Maltose

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14
Q

• Contain multiple monosaccharides connected by glycosidic bonds to from long polymers

A

Polysaccharide

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15
Q
  • Starch, Glycogen, Glucans, Cellulose, Chitin
A

Types of polysaccharides

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16
Q
  • energy storage for plants and is alpha bonded
A

Starch

17
Q
  • linear starch
A

Amylose

18
Q
  • branched starch
A

Amylopectin

19
Q
  • energy storage for humans and is alpha bonded. It has much more branching than starch
A

Glycogen

20
Q
  • most abundant polysaccharides in the cell walls of fungi
A

Glucans

21
Q
  • structural component in plant cell walls and is beta bonded. Linear strands packed rigidly in parallel
A

Cellulose

22
Q
  • structural component in fungi cell walls and insect exoskeleton. It is a beta bonded polysaccharide with nitrogen added to each monomer
A

Chitin