Dinosaurs Are Not Alive Today Because They

question 59

Multiple Choice

Dinosaurs are not alive today because they

• A) evolved too quickly in response to a changing environment.
• B) did not evolve fast enough to keep up with rapid environmental change.
• C) evolved adaptations that were beneficial in their constant, unchanging environment.
• D) did not possess the genetic material that beneficial mutations act on.

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Definitions:

Unit Of Account

A common unit for measuring the value of each good or service.

Store Of Value

Anything that retains its purchasing power over time.

Double Coincidence

Double Coincidence is a term used in economics to describe a situation where two parties each hold an item the other wants, allowing for an exchange without the need for a common medium of trade, like money.

Barter System

An ancient method of exchange where goods and services are traded directly for other goods and services without using money.