Chapter 7 Key Terms

Question 1

A Classification using nested sets of categories of increasing specificity

Answer 1

Taxonomy

Question 2

A classification system based on existing phenotypic adaptations

Answer 2

Phenetic

Question 3

A classification system based on order of brancing rather than on present similarities and differences

Answer 3

Cladistic

Question 4

Three-dimensional vision; depth perception

Answer 4

Stereoscopic

Question 5

Walking on all four limbs

Answer 5

quadrupedal

Question 6

walking on two legs

Answer 6

bipedal

Question 7

Having the ability to grasp

Answer 7

Prehensile

Question 8

Locomotion by swinging arm-over-arm

Answer 8

Brachiation

Question 9

The ability to touch the thumb to the tips of the other fingers on the same hand

Answer 9

Opposability

Question 10

The period after birth during which offspring require the care of adults to survive

Answer 10

Postnatal Dependency

Question 11

The relative ability of the brain to acquire, store, retrieve, and process information

Answer 11

Intelligence

Question 12

Individual differences among group members in terms of power, influence, and access to resources and mating.

Answer 12

Dominance Hierarchy

Question 13

Here, cleaning the fur of another animal, which promotes social cohesion

Answer 13

Grooming

Question 14

In nonhuman primates, the period of female fertility or the signals indicating this condition

Answer 14

Estrus

Question 15

Here, a communication system that uses arbitrary but agreed-upon sounds and signs for meaning

Answer 15

Symbolic