The USEconomy Is Experiencing Falling Output,falling Employment,falling Incomes and Rising Unemployment

question 19

Multiple Choice

The U.S.economy is experiencing falling output,falling employment,falling incomes and rising unemployment.These conditions best describe a business cycle

• A)expansion.
• B)peak.
• C)trend.
• D)recession.
• E)trough.

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Definitions:

Sticky Ends

Overhanging, single-stranded ends of DNA that are produced by the action of certain restriction enzymes, useful in molecular cloning to join DNA fragments together.

Introns

Non-coding sequences of DNA within a gene that are removed via RNA splicing during mRNA processing, leaving only exons to be translated into protein.

Human Genes

Specific sequences of DNA within the human genome that determine individual hereditary characteristics.

cDNA

Complementary DNA (cDNA) is synthesized from a messenger RNA (mRNA) template in a process called reverse transcription, used in genetic engineering and gene expression studies.