→ A4.1 → Börja lära dig / Ladda ner MP3 Flashcards

Fråga		Svar
evolution börja lära sig		the cumulative change in heritable characteristics of a population over generations
darwinism börja lära sig		species have their own set of heritable differences which have acumulated gradually over time
lamarkism - TOTALLY NOT TRUE börja lära sig		organism’s aquired characteristics through their lifetime and passed them to their offsprings
Homologous structures (morphological) börja lära sig		are anatomucal features showing similarities in structure, but difference in faction. common ansestor
Analogous structures börja lära sig		analogous features showing differences in structure but similarities in function. no recent common ansestor
divergent evolution börja lära sig		the process of 2 or more species evolving from a common ansestor by accumulating differences, becoming more distinct from each other over time
covergent evolution börja lära sig		the process by which similar traits arise in unrealted species (not a recent common ansestor)
selctive breeding (experimental) börja lära sig		a process of breeding organisms together for a desired traits. can occur naturally or guided by humans Teosinte -> Maize
artificial selection börja lära sig		human intervention
genetics (molecular level) börja lära sig		DNA changes occur with evilution. Over time organisms start changing along with genetics
extinction börja lära sig		when the last individuals of the species dies out

A4.1