What Developmental Event Was Key to the Evolution of the Chordates,by

question 33

Multiple Choice

What developmental event was key to the evolution of the chordates,by forming the notochord and dorsal nerve cord?

• A)morphogenesis
• B)organogenesis
• C)gastrulation
• D)neural crest formation
• E)neurulation

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Definitions:

Total Costs

The sum of all costs incurred by a business in the production of goods or services, including both fixed and variable costs.

Total Revenues

The total amount of money generated by a firm or entity from its business activities, before any expenses are subtracted.

Average Total Cost

The total cost of production divided by the quantity of output produced; it includes both fixed and variable costs.

Long-Run Equilibrium

Long-run equilibrium occurs when an economy's resources are fully employed and the output and input markets are in balance, with no external forces causing disruption.