The Equations for the Demand and Supply Curves for a Particular

question 137

Multiple Choice

The equations for the demand and supply curves for a particular product are P = 10 - .4Q and P = 2 + .4Q,where P is price and Q is quantity expressed in units of 100.After an excise tax is imposed on the product,the supply equation is P = 3 + .4Q.The equilibrium quantity after the excise tax is imposed is:

• A) 750 units.
• B) 850 units.
• C) 875 units.
• D) 950 units.

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Definitions:

Operon

Group of genes together with a promoter-operator DNA sequence that controls their transcription.

Promoter

A region of DNA that initiates transcription of a particular gene, recognized and bound by enzymes and other proteins to start gene expression.

Genes

Units of heredity made up of DNA, acting as instructions to make molecules called proteins.

Prokaryotic Operon

A prokaryotic operon is a functioning unit of genomic DNA containing a cluster of genes under the control of a single promoter and is regulated together, typically found in bacteria.