英文關鍵字
acid
acids
alanine
amino
aminoacid
animation
arginine
asparagine
aspardic
atom
atomic
background
bond
chemical
chemistry
cysteine
element
formula
glutamic
glutamine
glycine
histidine
icon
isolated
isoleucine
leucine
loop
lysine
medicine
methionine
model
molecular
molecule
peptide
pharmacy
phenylalanine
proline
protein
serine
structure
symbol
threonine
tryptophan
tyrosine
valine
vector
white