A Cell Biologist Is Studying the Role of Ribonucleoproteins in Normal

question 72

Multiple Choice

A cell biologist is studying the role of ribonucleoproteins in normal cellular function.  He prepares a cell extract using a specific cell type obtained from a 73-year-old man.  Ribonucleoproteins are separated and purified from the cell extract for structural and functional analyses.  These cells are found to express higher amounts of a particular protein in comparison to other cell types.  This protein has reverse transcriptase activity that functions to add TTAGGG repeats to the 3' end of chromosomes.  Which of the following cell types was most likely studied in this experiment?

• A)Epidermal basal cells
• B)Erythrocytes
• C)Myocardial cells
• D)Neurons
• E)Pancreatic β cells

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Definitions:

Consumer Spending

The total amount of money spent by households in an economy on goods and services.

Bureau Of Labor Statistics

A U.S. government agency responsible for collecting and analyzing labor economic data to support public and private decision making.

Housing

Housing encompasses the market for dwelling places, including their construction, purchase, rent, and sale.

CPI

The Consumer Price Index (CPI) measures the average change over time in the prices paid by urban consumers for a market basket of consumer goods and services.