which is false about naturally occurring a-amino acids?

Question

they belong to the D family of chiral compounds related to D-glyceraldehyde

all are chiral except for glycine

each has a characteristic isoelectric point the ph at which there is no net migration of the amino acid toward either electrode in an electrophoresis experiment

they form salts with both strong acids and strong bases

Answer 1

Is it a-amino acids or amino acids? Try this site on amino acids: (Broken Link Removed)

Sra

Answer 2

alpha-amino