During Chordate Evolution, What Is the Sequence (From Earliest to Most

question 60

Multiple Choice

During chordate evolution, what is the sequence (from earliest to most recent) in which the following structures arose?
1) amniotic egg
2) paired fins
3) jaws
4) swim bladder
5) four-chambered heart

• A) 2, 3, 4, 1, 5
• B) 3, 2, 4, 1, 5
• C) 3, 2, 1, 4, 5
• D) 2, 1, 4, 3, 5
• E) 2, 4, 3, 1, 5

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Definitions:

Eliminated Costs

Expenses removed from a budget or accounting records, often due to cost-cutting measures.

Constrained Resource

A factor within a production process that limits the output or efficiency, such as machinery capacity or raw material supply.

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The amount remaining from sales revenue after variable expenses are deducted, indicating how much revenue is contributing to fixed costs and profit.

Automated Factory

A production facility that relies heavily on automated processes and machinery to manufacture goods with minimal human intervention.