Trace Elements Are Those Required by an Organism in Only

question 42

Multiple Choice

Trace elements are those required by an organism in only minute quantities. Which of the following is a trace element that is required by humans and other vertebrates, but not by other organisms such as bacteria or plants?

• A) nitrogen
• B) calcium
• C) iodine
• D) sodium
• E) phosphorus

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Definitions:

Title

The lawful entitlement to possess, hold, or utilize property.

Restrictive Covenant

A clause in a contract that limits certain actions or uses of property to protect business interests or property value.

Residential Purposes

The use of property for dwelling or living areas for individuals or families, as opposed to commercial or industrial purposes.

Title Insurance

Insurance that protects real estate owners and lenders against any property loss or damage they might experience because of liens, encumbrances, or defects in the title to the property.