Finals 1 Flashcards
a is often defined as the
largest group of organisms in
which two individuals can produce
fertile offspring, typically by sexual
reproduction
species
❑ is a natural process of biological
changes occurring in a population
across successive generations
❑It helps us identify and analyze man’s
physiological development which is
important in his subsistence
EVOLUTION
❑is the lengthy process of change by which
people originated from apelike ancestors.
Human Evolution
is the scientific study of
human evolution.
❑It is a subfield of anthropology, the study of
human culture, society, and biology. The field
involves an understanding of the similarities
and differences between humans and other
species in their genes, body form, physiology,
and behavior
Paleoanthropology
refers to the things earlier
people made and the places where scientists find them.
Archeological evidence
❑Human evolution is characterized by several
morphological, developmental, physiological, and
behavioral changes.
❑The most significant of these adaptations are
- Bipedalism (1.9 million years ago)
- Increased brain size
- Lengthened ontogeny (embryo-adult)
- Decreased sexual dimorphism
1859 Charles Darwin
publishes the ‘
Origin of
Species’.
– old stone age
“PALEOTHIC”
Hunting (men) & gathering
(women)
-NOMADIC
Paleolithic Age
Human during this period found
shelter in caves
Paleolithic Age
new stone
“Neolithic” –
settled, stationary lifestyle
agricultural production and
domestication of animals
Neolithic Age
Humans have evolved from 2 species
Australopithecine species
-Homo species
❑ originated in Africa about 6-7 million
years ago.
Hominins (Homo Sapiens)
had a small brain but probably
walked upright.
Homo sapiens
had a small brain but probably
walked upright.
Homo sapiens
Are a paraphyletic assemblage of homonins living between 4 and 2 million years ago
Australipiths