Some molecular controls in biology.
D004798:Enzymes / Q000096:biosynthesis*; D005246:Feedback; D005815:Genetic Code; D006454:Hemoglobins / Q000032:analysis*; D008962:Models, Theoretical; D014176:Protein Biosynthesis; D014961:X-Ray Diffraction
D004798:Enzymes; D006454:Hemoglobins