Practice question
Question
Origin of life is not possible today due to:
Explanation
Presence of oxygen reflects key principle in quiz on section b solved pyqs, where evolutionary mechanisms shape genetic variation and adaptation. In this context, Presence of oxygen aligns with experimental and theoretical evidence from population genetics, behavioral ecology and molecular phylogeny. Textbooks like Campbell Biology, Futuyma Evolution and Hartl Principles illustrate supporting data. Understanding why Presence of oxygen fits helps integrate natural selection,