Lead Is Toxic, but Do You Know Why? Lead Is

question 213

Multiple Choice

Lead is toxic, but do you know why? Lead is toxic mainly because it preferentially replaces other metals in biochemical reactions. In so doing it interferes with the proteins that regulate blood pressure (which can cause development delays in children and high blood pressure in adults) , heme production (which can lead to anemia) , and sperm production. Lead also displaces calcium in the reactions that transmit electrical impulses in the brain, which diminishes the ability to think and recall information. Anne Marie Helmenstine, "Your Guide to Chemistry"

• A) Argument; conclusion: It interferes with the proteins ... and sperm production.
• B) Argument; conclusion: Lead is toxic.
• C) Nonargument.
• D) Argument; conclusion: It preferentially replaces other metals in biochemical reactions.
• E) Argument; conclusion: Lead also displaces calcium ... recall information.

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Definitions:

Specific Performance

A legal remedy in which a court orders a party to perform a specific act, usually in accordance with a contract.

Money Damages

Financial compensation awarded by a court to a party who has suffered loss or harm due to the actions of another.

Contempt Of Court

An act of disrespect or disobedience towards the court or its officers, which can result in penalties or sanctions.

Violating An Injunction

The act of disregarding or not complying with a court order that prohibits a specific action.