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Cultural Anthropology > Human Evolution > Flashcards

Flashcards in Human Evolution Deck (12)
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1
Q

Who introduced the theory of evolution?

A

Charles Darwin in 1859

2
Q

Theory

A

A statement of relationships that rests upon a foundation of repeatedly tested hypothesiss that have not yet been justified.

3
Q

Microevolution

A

Change in the allele frequency of a population over a generational time.

4
Q

Macros volition

A

Change in species over geological time.

5
Q

Evolution

A

The change in the frequency of particular genetic variants In a population over time.

6
Q

What are the six mechanisms of evolution?

A
  1. Mutation
  2. Gene flow
  3. Genetic drift
  4. Founder effect
  5. Recombination
  6. Natural selection
7
Q

Foramen magnum

A

The large opening at the base of the skull through which the spinal cord passes.

8
Q

Why did bipedalism evolve?

A

Africa’s shift from a woodland to grassland savanah
Evolutionary advantage of having hands free
Predator avoidance
Toleration of heat stress
Energy efficiency

9
Q

How many years ago did we see the emergence of anatomically modern humans?

A

130,000 years ago

10
Q

How many years ago did we see the emergence of a more elaborate culture that included art and music?

A

50,000 Years ago

11
Q

What did the Hybridization and Assimilation model depict?

A

This model used overlapping fossil evidence and evidence of DNA mixtures between species to prove that Homo sapiens migrated out of Africa and interbred with existing hominid populations.

12
Q

What are the four anatomic features of bipedalism?

A

Foot, spinal cord, foramen magnum and pelvis.