A和G 是purine
☆、☆、☆★...
鹼基:
DNA-
T 嘧
A 嘌~
C 嘧
G 嘌~
(他吸G
C、U、T是pyramidine
73.下列何者不屬於pyrimidine? (A)adenine (B)cy..-阿摩線上測驗