ANT 105: module 1

Question 1

Bipedalism

Accepted Answer

walking on two feet. shoulder is shaped well for swinging arms.

Question 2

Stereoscopic vision

Accepted Answer

each eye takes a view of the same area from slightly different angles. can see where objects are in relation to our own bodies.

Question 3

Arboreal locomotion Hypothesis

Accepted Answer

Important to early primates to move efficiently and have good hand-eye coordination

Question 4

Visual predation Hypothesis

Accepted Answer

vision helps predators locate prey. suggests the diet of early primates was a predator

Question 5

Nocturnal vision hypothesis

Accepted Answer

Big eyes indicate hunting at night, early primates were hunting, and big eyes can take in more light

Question 6

Grasping Hands

Accepted Answer

associated with high quality, nutrient-dense foods

Question 7

Herbivores

Accepted Answer

teeth are wide and flat for grinding food

Question 8

Carnivore

Accepted Answer

sharp teeth and pointed. Good for piercing, tearing, shredding

Question 9

Humans

Accepted Answer

flat molars, sharp canines

Question 10

Digestive tract

Accepted Answer

length is indicator of the main source of food

Question 11

Comparative anatomy

Accepted Answer

organisms share a common ancestor; classifying organisms

Question 12

Homologous structures

Accepted Answer

structures are similar in different species because they share a common ancestor

Question 13

Analogous Structures

Accepted Answer

structures are similar in different organisms because they evolved in a similar enviorment, not because of a common ancestor

Alle Karten