15 Questions
What is the general structure of an amino acid?
NH$_2$C$^{ ext{α}}$COOH
How are individual amino acids different from each other?
By their side chain group
What does 'L' and 'D' refer to in 'L-α-amino acids' and 'D-α-amino acids'?
'D' means right and 'L' means left
How many amino acids constitute the monomer units of proteins?
20
Which classification of amino acids is based on their side chains?
Glycine, Alanine, Valine
How many amino acids are used as the monomer units of proteins?
20
What does 'L' refer to in 'L-α-amino acids'?
Left
Which group of amino acids differ from each other with respect to their side chain group?
All amino acids differ in this aspect
What is the general structure of an amino acid?
$NH2 - C - C=O - O- R$
How are amino acids present in proteins named?
'L-α-amino acids'
What is the difference level of structural organization of proteins?
Primary, secondary, tertiary, and quaternary structures
Why are all amino acids present in proteins referred to as L-α-amino acids?
They are all left-handed amino acids
How many amino acids occur in nature and how many constitute the monomer units of proteins?
300 occur in nature; 20 constitute the monomer units of proteins
What is the general structure of an amino acid?
$NH2 - C - C=O - O^- - R$
How are amino acids classified based on their side chains?
$Gly$, $Ala$, $Val$, $Leu$, $Ile...
Test your knowledge on amino acids and proteins with this quiz, which covers topics such as the classification of amino acids, their acid-base properties, protein structural organization, and protein denaturation.
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