Chapter 16.1, Problem 2MI

Summary Introduction

To define:

The given term “extinction” using a book or a dictionary.

Introduction:

Humans, apes, lemurs and monkeys are called primates. Knowledge of primates is essential as this can provide an understanding of human origins. They share some general features such as high level of manual dexterity, keen eyesight, long, movable arms, and large brains. The primates with large brains have the capacity to reason.

Answer to Problem 2MI

Extinction refers to a conditionof no longer existing.

Explanation of Solution

The lineage that led to humans split off from the other African apes occurred sometime between 8 and 5 mya. Hominins include humans and all their extinct relatives. An anthropologist Donald Johanson discovered an australopithecine skeleton named Lucy in Kenya in1974. The first hominins that were truly bipedal were the australopithecines.Australopithecines are now extinct.