Molecular Biologists Are Investigating the Functional Significance of Non-Coding RNA

question 47

Multiple Choice

Molecular biologists are investigating the functional significance of non-coding RNA molecules.  During an experiment, they isolate large complexes containing both protein and RNA from exocrine pancreatic cells.  The complexes are found both freely floating in the cytoplasm and bound to the endoplasmic reticulum.  The RNA found within these complexes is primarily synthesized at which of the following intracellular sites?

• A)A
• B)B
• C)C
• D)D

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Definitions:

Invisible Hand

A metaphor introduced by Adam Smith to describe how an individual's pursuit of self-interest in a free-market economy inadvertently benefits society as a whole.

Allocation of Resources

The process of allocating resources among competing uses or projects in order to achieve desired outcomes.

Poverty Rate

The percentage of the population whose family income falls below an absolute level called the poverty line.

Average Income

The total income received by a group divided by the number of people in that group.