WITH COMPLETE SOLUTIONS VERIFIED
all amino acids exist in what form
L form except glycine
why doesnt glycine exist in the L form
because it doesnt contain a chiral carbon
what is a chiral carbon
a carbon atom with 4 different groups attached
all amino acids are
amphoteric - can act as an acid or base
what determines the function of an amino acid
the R group and side chain
essential amino acids
PVT TIM HALL
phenylalanine
valine
tryptophan
threonine
isoleucine
methionine
histidine
, arginine
leucine
lysine
what does essential amino acid mean
that we need to eat them
histidine is essential for
children but not adults
which are the purely ketogenic amino acids
leucine and lysine
what is the precursor to carnitine
lysine
what is the function of carnitine
carrier molecule of fatty acids into mitochondria for beta oxidation
what are the aromatic amino acids
phenylalanine, tyrosine, tryptophan
tryptophan structure
indole ring
what are the sulfur containing amin oacids
cysteine, methionine, cystine
what is the function of sulfur-containing amino acids
create disulfide bonds
structure of cystine
2 cysteines linked together