Seed Storage Proteins and Protein Functions Quiz

What is the function of enzymatic proteins in the cell?

Selective acceleration of chemical reactions

Which protein is responsible for protection against disease?

Antibodies

What is the main function of storage proteins in the cell?

Storage of amino acids

Which protein transports oxygen from the lungs to other parts of the body?

Hemoglobin Signup and view all the answers

Which type of protein is ovalbumin?

Storage protein Signup and view all the answers

What is the function of insulin in the body?

To regulate blood sugar concentration Signup and view all the answers

Which protein is responsible for muscle contraction?

Actin Signup and view all the answers

What is the function of receptor proteins?

Coordinate an organism's activities Signup and view all the answers

Which type of amino acids have hydrophobic side chains?

Alanine, Methionine, Isoleucine Signup and view all the answers

At what pH level would the Aspartic acid side chain be negatively charged?

pH 10 Signup and view all the answers

What is the primary structure of a protein?

A linear sequence of amino acids held together by peptide bonds Signup and view all the answers

Which amino acid is commonly involved in forming disulfide bonds in proteins?

Cysteine Signup and view all the answers

What feature gives a polypeptide its directionality?

Linear sequence of amino acids Signup and view all the answers

Which amino acid is classified as hydrophilic?

Glutamine Signup and view all the answers

What is the secondary structure of a protein characterized by?

Stabilization by hydrogen bonds between the carbonyl and amino groups Signup and view all the answers

Which protein structure level involves the interactions between amino acid side chains/R groups?

Tertiary Structure Signup and view all the answers

At what pH level would the Lysine side chain be positively charged?

pH 10 Signup and view all the answers

Which type of amino acids are negatively charged at pH 7?

Glutamic acid, Aspartic acid, Lysine Signup and view all the answers

Which amino acid has a unique sulfur-containing side chain that can form disulfide bonds?

Methionine Signup and view all the answers