DECK 2 Flashcards

1
Q

What are the two types of Proteins?

A
  • Fibrous proteins
  • Globular proteins
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2
Q

These are long, thread-like structures that are usually insoluble in water. they provide structural support and strength to tissue

A

Fibrous protein

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3
Q

This type of proteins is spherical and function in transport, enzymes and regulation

A

Globular protein

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4
Q

A compound that contains both an amino group ( R-NH2) and a carboxyl group ( R-C=O-OH)

A

Amino acid

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5
Q

An amino acid in which the amino group is on the carbon adjacent to the carboxyl group.

A

a-amino acid

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6
Q

Although a-amino acids are commonly written in the un-ionized form, they are more properly written in what form???

A

Zwitterion form (internal salt)

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7
Q

With the exception of glycine, all protein-derived amino acids have at least one ________ and are _______

A

-One stereocenter
-are chiral

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8
Q

The vast majority of a-amino acids have the ________ at the a-carbon.

A

L-configuration

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9
Q

______ and _____ contain a second stereocenter.

A

-Isoleucine ( Left )
-Threonine ( Right

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10
Q

______ and ______ contains Sulfur among the 20 amino acids.

A

-Methionine
-Cysteine

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