A biologist would most likely concentrate on homologous features to find and analyse an evolutionary relationship between two species, finding homologous traits between species might help biologists to understand the evolution of animals, whereas concentrating on analogous features might help to compare the evolution of different species. Hope this helped!
C, Proteins is the correct answer
food chain. it tells how different organism feed on in a linear way. if we mix more than 2 food chains it will become food web.
