Why Do Pine Trees Have Two Different Types of Cones

question 58

Multiple Choice

Why do pine trees have two different types of cones?

• A)One type produces the gametophyte, the other type produces the sporophyte.
• B)One type produces ovules, the other type produces pollen.
• C)One type is produced in the fall, the other type is produced in the spring.
• D)One type produces seeds, the other type produces fruit.

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Definitions:

Marginal Cost

The expense associated with creating an extra unit of a product or service.

Marginal Cost

The cost of producing one additional unit of a good or service, often varying with the level of production.

Fixed Cost

Expenses that do not change with the level of production or sales, such as rent or salaries.

Total Fixed Costs

The sum of all costs that remain constant regardless of any change in a company's production volume.