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kaps > 1 Biochemistry > Flashcards

1 Biochemistry Flashcards

1
Q

polyhydroxy compounds( poly-alcohols) that contain a carbonyl (c=o)

a. carbohydrate
b. amino acid
c. protein
d. nucleic acid

A

a. carbohydrate

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2
Q

elemental composition
Cx(H2O)y

a. carbohydrate
b. amino acid
c. protein
d. nucleic acid

A

a. carbohydrate

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3
Q

about 80 % of human caloric intake

a. carbohydrate
b. amino acid
c. protein
d. nucleic acid

A

a. carbohydrate

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4
Q

> 90% dry matter of plants

a. carbohydrate
b. amino acid
c. protein
d. nucleic acid

A

a. carbohydrate

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5
Q

functional properties
- sweetness
- chemical reactivity
- polymer functionality

a. carbohydrate
b. amino acid
c. protein
d. nucleic acid

A

a. carbohydrate

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6
Q

what are the two projections in carbohydrate

A

-Haworth projection
- fischer projection

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6
Q

what are the classification of carbohydrate

A

a. monosaccharide
b. Oligosaccharide
c. polysaccharide

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6
Q

what are the members under oligosaccharide

A

a. disaccharide
b. trisaccharide
c. tetrasaccharide

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6
Q

what are the members under polysaccharide

A

a.homopolysaccharide
b. heteropolysaccharide

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6
Q

what oligosaccharide does maltose belong?
a. disaccharide
b. trisaccharide
c. tetrasaccharide

A

a

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6
Q

what oligosaccharide does lactose belong?
a. disaccharide
b. trisaccharide
c. tetrasaccharide

A

a

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6
Q

what oligosaccharide does sucrose belong?
a. disaccharide
b. trisaccharide
c. tetrasaccharide

A

a

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6
Q

what oligosaccharide does raffinose belong?
a. disaccharide
b. trisaccharide
c. tetrasaccharide

A

b

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7
Q

what oligosaccharide does stachyose belong?
a. disaccharide
b. trisaccharide
c. tetrasaccharide

A

c

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8
Q

what polysaccharide does this belong :starch

a. homopolysaccharide
b. heteropolysaccharide

A

a

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9
Q

what polysaccharide does this belong :dextrin

a. homopolysaccharide
b. heteropolysaccharide

A

a

10
Q

what polysaccharide does this belong :glycogen

a. homopolysaccharide
b. heteropolysaccharide

A

a

11
Q

what polysaccharide does this belong :cellulose

a. homopolysaccharide
b. heteropolysaccharide

A

a

12
Q

what polysaccharide does this belong :Inulin

a. homopolysaccharide
b. heteropolysaccharide

A

a

13
Q

what polysaccharide does this belong :Hyalunoric acid

a. homopolysaccharide
b. heteropolysaccharide

A

b

14
Q

what polysaccharide does this belong :Heparin

a. homopolysaccharide
b. heteropolysaccharide

A

b

15
Q

what polysaccharide does this belong :Chondroitin sulfate

a. homopolysaccharide
b. heteropolysaccharide

A

b

16
Q

what polysaccharide does this belong : dermatan

a. homopolysaccharide
b. heteropolysaccharide

A

b

17
Q

what polysaccharide does this belong :keratan sulfate

a. homopolysaccharide
b. heteropolysaccharide

A

b

18
Q

glucose + glucose

a. maltose
b. lactose
c. sucrose

A

a

19
Q

galactose + glucose

a. lactose
b. maltose
c. sucrose
d. raffinose
e. stachyose

A

a

20
Q

glucose + fructose

a. lactose
b. maltose
c. sucrose
d. raffinose
e. stachyose

A

c

21
Q

galactose, glucose, and fructose

a. lactose
b. maltose
c. sucrose
d. raffinose
e. stachyose

A

d

22
Q

two α-D-galactose units, one α-D-glucose unit, and one β-D-fructose

b. maltose
c. sucrose
d. raffinose
e. stachyose

A

e

23
Q

“What are the three key properties of carbohydrates?”
A… Sweetness, Causes tooth decay
B… Sweetness, Leads to obesity
C… Sweetness, High calorie content
D… Sweetness, chemical reactivity, polymer functionality

A

D… Sweetness, chemical reactivity, polymer functionality

24
Q
A

kaps (16 decks)

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