Lesson 9 Flashcards
THE CHANGE IN INHERITED
TRAITS OVER SUCCESSIVE
GENERATIONS IN
POPULATIONS OF
ORGANISMS.
biological evolution
MODIFICATION OF
TRAITS OCCURS WHEN VARIATION
IS INTRODUCED INTO A
POPULATION BY GENE MUTATION
OR GENETIC RECOMBINATION OR
IS ReMOVED BY NATURAL
SELECTION OR GENETIC DRIFT
evolutionary
IS THE GENERAL TERM
used to CategoriZe tHe Group
OF EARLY HUMANS AND OTHER
HUMANLIKE CREATURES THAT
CAN WALK ERECT DURING
PREHISTORIC PERIOD.
hominid
4 categorize of hominid
SAHELANTHROPUS, ARDIPITHECUS, AUSTRALOPITHECUS, HOMO
“APE OF THE GROUND”
ardipithecus
ALSO KNOWN AS
THE “SOUTHERN APE”
Australopithecus
THEY ARE CLASSIFIED AS HUMANS
AND NOT HUMANLIKE CREATURES
BECAUSE THEY HAD BIGGER BRAINS
AND THEY WERE BIPEDAL
homo
3 CATEGORIES OF HOMO
homo habilis, homo erectus and homo sapiens
(HANDY MAN)
homo habilis
upright man
homo erectus
thinking man
homo sapiens