Amino Acids and Proteins

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10 Questions

What is the characteristic element of proteins?

Nitrogen

How many commonly occurring amino acids are there?

20

What does the term 'alpha amino acids' refer to?

Amino acids with the amino group attached to the same carbon atom as the carboxyl group

Which element is a minor constituent of proteins?

Sulfur

How much of the total dry body weight is made up of proteins?

Three quarters

Which type of amino acid group does not contain proline?

Heterocyclic

Which amino acid is not found in proteins?

Ornithine

Which type of amino acid group includes Phenylalanine, Tyrosine, and Tryptophan?

Aromatic

Which amino acid type comprises Valine, Leucine, and Isoleucine?

Aliphatic

Which amino acid type is known for its OH-Pro and OH-Lys variations found in proteins?

Hydroxy containing

Test your knowledge of amino acids and proteins with this quiz by Dr. Bakhtiar Muhialdin Ahmed. Learn about the importance of proteins in biological systems and the potential impact of abnormal protein structures on metabolic functions.

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