Why Are Fossils Considered to Be an Incomplete Record of Evolution

question 50

Multiple Choice

Why are fossils considered to be an incomplete record of evolution?

• A) The fossil record shows changes in kinds of organisms that lived on earth.
• B) The fossil record shows that many animals are extinct.
• C) The fossil record is biased for organisms that had hard shells and skeletons.
• D) Fossils document how new organisms come from preexisting organisms.

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Definitions:

Variable Expenses

Expenses that vary in direct proportion to changes in an activity or production level, similar to variable costs.

Fixed Costs

These are expenses that do not change with changes in the production volume or sales, such as rent, salaries, and insurance.

Net Income

The residue of all revenues and gains minus all expenses and losses for a period, often known as the bottom line.

Sales

The total amount of income generated by the selling of goods or services by a company during a certain period.