piltdown + homo sapien Flashcards
what is highlighted as the starting point of the evolutionary journey that led to modern humans
ability to walk on two legs: bipedalism
where do scientists believe the origin of homo sapiens took place?
Africa, but not in one singular place
how fo fossils and tool advancments provide insights into the development of humans over time?
suggest that distinct groups of people evolved and shared these tool technology by leaving africa
why do scientists consider homo sapiens as the only surviving human species despite coexisting with others?
because they slowly dropped off one by one
explain the significance of the different positions of the larynx in Neanderthals and modern humans on speech production
we have our voice box lower in our throat which allows us to make complex/intellectual speech. where the Neanderthals cant
describe the role of complex language in the symbolic thought development of early humans compared to Neanderthals
Neanderthals didnt have complex language
homo naledi
lived 300,000 years ago, small and protruding head, long curved fingers, south africa, human and apelike, not sure why they were found in a cave or how they survived with such a small brain
homo luzonensis
new branch from phillipines, island isolated, rafted there accidentally or were activley exploring, small in size
what is a fossil
an impression by an insect or leaf on sediment now turned to stone
much of the evidence from primate evolution comes from teeth - what is dentition?
the number and kinds of teeth they have, their size, and their arangements in the mouth
absolute dating
measure of actual age of specimen
who is belived to be behind the hoax and why?
Arther Countdoil: medicinal doctor, collected fossils, father of sherlock holmes, controversial belief belief in spiritual pictures so he was doubted by scientists, saying he doesnt know what evidence is, planted clues in his book
why was this find thoughts to be the missing link
found a jaw piece in the same area, with human-like teeth, connected apes to humans
how was the hoax uncovered
did chemical tests on bones, discovering the fake coloring and filed teeth
why was this hoax so damaging to the scientific world?
it fooled so many scientists
