Flashcards on Biochemistry of Proteins

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What are proteins made up of?

Amino acids

What is the primary structure of a protein?

The sequence of amino acids

What is the secondary structure of a protein?

The folding of the polypeptide chain into alpha helices and beta sheets

What is the tertiary structure of a protein?

The three-dimensional folding of the polypeptide chain

What is the quaternary structure of a protein?

The arrangement of multiple polypeptide chains in a protein

What are the functions of proteins?

Enzymes, antibodies, transport, structural support

What is denaturation of a protein?

The unfolding or disruption of protein structure, usually due to heat or extreme pH

What is protein synthesis?

The process by which cells build proteins using DNA as a template

What are the building blocks of proteins?

Amino acids

What are the different types of amino acids?

Essential, nonessential, and conditionally essential

What is the function of an enzyme?

To catalyze chemical reactions

What is the role of antibodies in the immune system?

To recognize and neutralize foreign substances

What is the primary source of dietary protein?

Animal products and plant-based foods such as legumes and nuts

What are some examples of structural proteins?

Collagen, keratin, and actin

What is the function of transport proteins?

To facilitate the movement of molecules across cell membranes

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Test Your Knowledge


What is the primary structure of a protein?



What is denaturation of a protein?



What are the building blocks of proteins?



What is the function of an enzyme?



What is the role of antibodies in the immune system?



What is the primary source of dietary protein?



What are some examples of structural proteins?



What is the function of transport proteins?



What is the secondary structure of a protein?



What is protein synthesis?




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