The pursuit of a hobby.
D000818:Animals; D001325:Autobiographies as Topic; D001671:Biochemistry / Q000266:history; D002245:Carbon Dioxide / Q000378:metabolism; D002952:Citric Acid Cycle; D005815:Genetic Code; D049673:History, 20th Century; D010085:Oxidative Phosphorylation; D011117:Polyribonucleotide Nucleotidyltransferase; D014176:Protein Biosynthesis; D012958:Societies, Scientific; D013030:Spain; D013831:Thiamine; D013835:Thiamine Pyrophosphate; D014481:United States
D002245:Carbon Dioxide; D011117:Polyribonucleotide Nucleotidyltransferase; D013835:Thiamine Pyrophosphate; D013831:Thiamine