Week 2 Flashcards

1
Q

How many hydroxyl groups do carbohydrates have?

A

Carbs have 2 hydroxyl groups

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2
Q

What type of external protection do carbohydrates produce for cells?

A

Cellulose

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3
Q

What is the building block of nucleic acids?

A

Ribose/Deoxyribose

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4
Q

Class of …, can they be hydrolysed into a simpler sugar?

What are monosaccharides?

A

A class of sugars that cannot be hydrolysed into a simpler sugar

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5
Q

Tri, Pent, Hex

Give an example of a monosaccharide?

A

Trioses, Pentoses, Hexoses

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6
Q

Become…

What happens when 2-10 monosaccharides link covalently?

A

They become oligosaccharides

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7
Q

Glyco…

What are linkages called?

A

Glycosidic

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8
Q

Suc/ Lac

Give an example of a disaccharide

A

Sucrose/Lactose

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9
Q

Less than 10 …

How is a polysaccharide formed?

A

With less than 10 monosaccharides

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10
Q

Glu…

What is cellulose a polymer of?

A

Glucose

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11
Q

Pl…

Where are polysaccharides found?

A

Found in plants

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12
Q

S…

What does a mixture of amylose and amylopectin make?

A

Starch

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13
Q

What is the major source of carbohydrate store in the body?

A

Glycogen

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14
Q

how many residues?Simple = 2

What are the simple carbs in nutrition?

A

Monosaccharides and oligosaccharides that have residues of 2

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15
Q

Poly & Oli, Residues of…

What are the complex carbs in nutrition?

A

Polysaccharides and oligosaccharides that have residues of 3-10

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16
Q

Low WS

What is a common feature of lipids?

A

Low water solubility

17
Q

What do organic acids contain?

A

12-16 carbon atoms

18
Q

Long CC with H atoms all around and a CXYL group at the end

What do fatty acids consist of?

A

A long carbon chain with hydrogen atoms all around and a carboxyl group at the end

19
Q

C atoms - SB

What are saturated fatty acids?

A

When all carbon atoms are linked by single bonds

20
Q

Presence of DB

What are unsaturated fatty acids?

A

When there is a presence of double bonds

21
Q

The most a… lip… category constitutes to (95?%…)

What are triacylglycerols and triglycerides?

A

The most abundant lipid category which constitutes to 95% dietary fat

22
Q

Reg numerous, BF

What do vitamins and minerals do?

A

Regulators of numerous body functions

23
Q

Maintains WC in various BC

What does sodium do?

A

Maintains water content in various body components

24
Q

… in nerves and muscles

What is sodium essential for?

A

Electrical transmission in nerves and muscles