What element is found in protein but not in carbs or protein
Adopted dna as a useful molecule quite independently
August 4, 2017Cardiovascular system to regulate blood oxygen
August 4, 20171. Potentially, using the genetic code as it exists, nature could have used 63 amino acids. Why do you think it only uses 20?
2. What element is found in protein but not in carbs or protein? And where else is this element very abundant?
