Although Snakes and Dogs Are Different Species,they Both Have a Bony

question 81

Multiple Choice

Although snakes and dogs are different species,they both have a bony vertebral column surrounding and protecting the nerve cord running down the center of their back.This column of bone is an example of a ________ trait and evidence of snakes and dogs sharing a common ________.

• A) analogous; descent
• B) vestigial; ancestor
• C) homologous; ancestor
• D) vestigial; descent

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Definitions:

Selling Price

The price at which a product or service is sold to customers, determined by factors like cost, demand, competition, and market conditions.

Variable Costs

Expenses that vary in relation to the amount of products or services a company generates.

Short Run

A period in which at least one input is fixed and cannot be changed by the firm.

Variable Costing

A cost accounting method that includes only variable costs—costs that change with production levels—in product cost calculations.