David and Katie Have Always Been Close

question 114

Multiple Choice

David and Katie have always been close. In fact, they are so close that they shared the womb when their mother was pregnant with them. Given the information that you have already been given in this question, which of the following can you state conclusively?

• A) ​David and Katie are monozygotic twins.
• B) ​David and Katie are conjoined twins.
• C) ​David and Katie are dizygotic twins.
• D) ​David and Katie share 25% of their genotype.

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Definitions:

Complements

Goods or services that are used together, where an increase in the demand for one leads to an increase in demand for the other.

Demand Curve

A chart that illustrates the correlation between the cost of a product and the amount of the product buyers are prepared and can afford to buy at different price levels.

Complements

Goods that are consumed together because the use of one increases the value of the other, often seen in products that are used in conjunction.

Demand Curve

A graphical representation of the relationship between the price of a good and the quantity demanded by consumers.