Question

Which one of the following statement about amino acids is not true ?

• A. They are constitute of all protein
• B. They are all high melting solids
• C. Most naturally occurring amino acids have D- con-figuration
• D. They are characterized by isoelectric point
• E. Glycine is the only naturally occurring amino acids which is optically inactive.

Answer 1

Answer: (C)

Most naturally occurring amino acids have D- con-figuration

Option C is not true. Most naturally occurring configuration are L isomers.