Human and Fish Embryos Share a Number of Features

question 67

Multiple Choice

Human and fish embryos share a number of features. Why is this?

• A)Humans and fish share a common ancestor.
• B)Embryos of all organisms, plant and animal, look alike.
• C)Mutations in human and fish embryos have caused them to look alike.
• D)Humans and fish have exactly the same genes, but as they develop, different genes are turned on in fish than in humans.

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Definitions:

Cartel

A formal agreement among competing firms to control prices, limit output, or divide markets to gain an advantageous market position.

Industry Output

The total production or service provision by companies within a specific industry.

Industry Profit

The total earnings generated by companies within a specific industry after covering all operating costs.

Marginal Cost

The financial outlay required to produce an additional unit of a product or service.