human characteristics and differences Flashcards
(43 cards)
Believers that evolution is not happening:
Steve Jones
David Attenborough
John Hawks
advocates evolution is ongoing
Thorne and Wolpoff interpretation of fossil and genetic evidence:
ancient ancestors of various human groups lived where they are found today
% of evolution in Africa
2/3
When did homo sapiens evolve from homo heidelbergenesis?
200,000 years ago
when did homo ergaster migrate out of africa?
2 million years ago
Homo erectus evolved from which homo species?
homo ergester 2 million years ago
which species emerged from homo ergaster?
homo erectus and homo heidelbergenesis
the neanderthal/ deniosvian branched off which homo species?
heidelbergenesis
homo sapiens occupised:
western eurasia
africa and middle east
east asia and australasia
throne and wolpoff suggested which hypothesis:
multiregional hypothesis
why is it unlikely that different human populations evolved independantly?
human differences are trivial
how are different populations of humans likely to have emerged?
geographical/ genetic isolation may have triggered mltiple groups evolving from the sae species
how can the influence of local selection pressures be determined?
identification of similarities and differences
where was human population concentrated at 1AD gregorian calendar
india
china
modern human population concentrations:
india
china
africa
america
europe
Ethiopa:
Gelada monkeys
differential selection pressures
reproduction
disease
places of high maternal deaths and birth related truma + infant death
India
Africa
Tropical cluster diseases
Africa and tropical regions of south america
differential selection pressures promotes the notion that
evolution is ongoing
population isolation promotes…
speciation
differences between humans and apes:
humans have white sclera
gaze tracking
similarities betwen humans and apes:
can recognise facial differences