a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs

a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs

a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs

an acid formed as an intermediate product of the metabolism of tyrosine and phenylalanine

a crystalline amino acid that occurs in many proteins

a crystalline amino acid that occurs in many proteins

a crystalline amino acid that occurs in many proteins

a crystalline amino acid that occurs in many proteins

(biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA

(biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA