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

A4.1