Which Was First on the Planet, Prokaryotes or Eukaryotes

question 34

Multiple Choice

Which was first on the planet, prokaryotes or eukaryotes?

• A)Eukaryotes
• B)Prokaryotes
• C)They both appear in the fossil record at about the same time.
• D)Researchers do not know which group came first

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Definitions:

Isoquant

A curve representing all the combinations of inputs that yield the same level of output.

Isocost Line

A graph that shows all possible combinations of labor and capital that can be purchased for a given total cost.

Returns to Scale

The rate at which production output increases in response to a proportional increase in all inputs (factors of production).

Long-run Average Costs

The average cost per unit of output when all factors of production and costs are variable in the long run.