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Question

Fibrous protein collagen in its natural form has a

A
Secondary structure
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B
Tertiary structure
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C
Quaternary structure
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D
Primary structure
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Solution

The correct option is C Quaternary structure
Fibrous protein provides structural support to the cell. Alpha keratin and collagen are the two fibrous protein. These are filamentous and elongated in shape. They are generally water soluble. The quaternary structure of collagen consists of three left-handed helices twisted into a right-handed coil. So, the correct answer is option C.

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