4 public questions tagged with this topic.
Forelimbs in whales, bats, and humans are homologous organs, indicating common ancestry despite different functions.
Ref: NCERT Class 12 Biology Chapter 6: Evolution Evidences of Evolution - Paleontological and Comparative Anatomy
Thorns of Bougainvillea and tendrils of Cucurbita are homologous structures derived from the same ancestral organ but adapted for different functions.
Ref: NCERT Class 12 Biology Chapter 6: Evolution Evidences of Evolution - Paleontological and Comparative Anatomy
Wings of birds and insects are analogous, not homologous, as they have different structures but similar functions.
Ref: NCERT Class 12 Biology Chapter 6: Evolution Evidences of Evolution - Paleontological and Comparative Anatomy
Common ancestry reflects key principle in quiz on type of evolution+pyqs, where evolutionary mechanisms shape genetic variation and adaptation. In this context, Common ancestry 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 Common ancestry fits helps integrate natural selection, environment.
Ref: Futuyma, Evolution, Chapter 2: Homology, Convergence, Coevolution.
