A normal quartile plot is given below for a sample of scores on an aptitude test. Use the plot to assess the normality of scores on this test. Explain your reasoning. 
Definitions:
Alanine
A nonessential amino acid that plays a crucial role in the biosynthesis of proteins.
Leucine
An essential amino acid utilized in protein synthesis and various metabolic functions within the body, exhibiting a branched-chain structure.
Side Chain
An alkyl or other group of atoms attached to a main part of a molecule, influencing its properties and reactions.
Biological pH
A measure of the acidity or basicity of a biological system, reflecting its hydrogen ion concentration.
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