Most Cases of Trisomy 21 in Humans Occur as a Result

question 24

Multiple Choice

Most cases of trisomy 21 in humans occur as a result of:

• A) Translocation of sections of chromosome 21 to another chromosome
• B) Excess crossovers
• C) Crossovers occurring at the end of the chromosome
• D) No crossovers occurring

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Definitions:

Expense

Money spent or cost incurred in an entity's efforts to generate revenue, representing the cost of doing business.

Trial Balance

An accounting report that lists the balances of all general ledger accounts at a particular point in time to check the accuracy of bookkeeping entries.

Income Statement

A financial statement that shows a company's revenues, expenses, and profit over a specific period.

Retained Earnings

The portion of a company’s profits that is retained within the business rather than distributed to shareholders as dividends.