How Does Coevolution Lead to Speciation

question 39

Multiple Choice

How does coevolution lead to speciation?

• A) Coevolution is the mechanism that allows allopatric speciation to occur.
• B) Coevolution causes the extinction of species that have limited genetic diversity.
• C) The adaptations that occur during coevolution are passed on to other species.
• D) An adaptation in one organism drives adaptation in a second organism.

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Definitions:

Markup Percentage

A ratio that shows how much a product’s selling price exceeds its cost, expressed as a percentage of the cost.

Variable Cost

Costs that vary directly with the level of production or service activity.

Contribution Margin

The difference between the sales revenue of a product and its variable costs.

Machine Time

The scheduled or actual time that a machine is set to operate or is operating, usually relating to production processes.