human characteristics and differences Flashcards
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
chimps direct gaze towards…
mouths
humans direct gaze towards…
eyes
gaze tracking tests done in
Japan
Cultural difference on eye tracking
western caucaian pay more attention to mouth than eyes.
east asian pay more attention to eyes.
western caucaian: most attention to
mouth
east asian: most attention to
eyes
east asians detect happiness using
nose and crows feet:
east asians detect sadness using:
mouth
caucaisn detect happiness using which features?
whole features
mouth more information in
caucasian
eyes more information in
east asian
difference between face and body used to identify emotion….
body posture most important
effect of culture on body posture interpretation:
differs in culture
why is language genetic barrier not as intense?
english common language
genetic differences are associated with…
different language groups
different language groups
adygo-abkhazian
iranian
nakh
dagestan
language may be separated by…
mountain divisions
populations cluster together according tooo
language
which languages are separate…
basques
sicillians
aromonus
romanians
