MEDICAL COLLEGE ADMISSION TEST (MCAT)
AMINO ACIDS AND PROTEINS PRACTICE EXAMINATION 2026
Pre-Medical School Admission Preparation |Advanced Undergraduate
Biochemistry
SPRING SEMESTER EXAM 2026
Glycine
Aliphatic (non-polar)
Most simple, optically inactive
Hydrogen for R
Alanine
Aliphatic (non-polar)
Methyl for R, a simple functional group to start just like "A" starts alphabet
Valine
Aliphatic (non-polar)
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Simple, R shaped like a V
, Leucine
Aliphatic (non-polar)
Valine extended with one methyle
Isoleucine
Aliphatic (non-polar)
"Lopsided Valine"
Proline
Aliphatic (non-polar)
3 Carbon chain to N
Special Structure found in turns
Methionine
Sulfur Containing
Starts every protien
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3 Carbons with a thioether