The Following Questions Refer to the Description Below

question 70

Multiple Choice

The following questions refer to the description below.
You have taken an introductory course in animal biology and know that animals have evolved with different types of symmetry. Animals that show radial symmetry have a top and bottom, but do not have a left or right side, nor a front or back end. Animals that show bilateral symmetry have a top and bottom, left and right sides, and distinct anterior and posterior ends.
-You and a friend have flown to the coast of British Columbia to do some hiking and whale watching. As you are walking along the beach collecting shells, you notice a strange animal washed up on the beach and it is not a species that you recognize. Just by looking at the animal, what is a quick way that you can surmise the animal's mode of locomotion and method of food acquisition?

• A)You need to put it back into the water and observe it.
• B)Bilaterally symmetrical animals will show directed movement while radially symmetrical animals tend to be sedentary.
• C)Bilaterally symmetrical animals will likely capture prey, while radially symmetrical animals will likely be filter feeders.
• D)Bilaterally symmetrical animals will likely feed as they move fast, while radially symmetrical animals will likely move slower and feed on injured or dead prey.
• E)B and C

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Definitions:

Mixed Cost

A cost that contains both variable and fixed cost components, changing in total with volume but remaining constant per unit.

Variable Cost

Costs that change in proportion to the good or service that a business produces, such as raw materials and direct labor expenses.

Fixed Cost

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

Period Cost

Costs that are expensed in the period in which they are incurred, without direct link to production activity, such as selling, general, and administrative expenses.