Lecture 7 Flashcards

1
Q

How do a and b glucose differ

A

Orientation of a hydroxyl group

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2
Q

a and b glucose are ____

A

anomers

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3
Q

Strach is a ___ of a glucose

A

Polymer

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4
Q

What is another name for starch

A

Amylose

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5
Q

___ and starch are nearly identical

A

Cellulose

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6
Q

How do cellulose and starch differ

A

Orientation of glucose-glucose bonds

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7
Q

Configuration of amylose

A

Helix

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8
Q

Why does amylose form a helix

A

Due to the a bonds between glucose molecules

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9
Q

Enzyme needed to digest starch

A

Amylase

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10
Q

Foods rich in starch

A

Rice, wheat, potatos, and corn

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11
Q

Over __% of a seed can be starch

A

80%

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12
Q

Is there lignin in starch

A

No

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13
Q

What is the benefit on not having lignin in starch

A

Extracting sugars for bioenergy is easy

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14
Q

What form of starch is blended with gasoline

A

Corn ethanol

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15
Q

Co-product of corn ethanol

A

Dried distillers grain with solubles (cattle feed)

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