The Transfer of Vancomycin Resistance from Enterococcus Faecalis to Staphylococcus

question 54

Multiple Choice

The transfer of vancomycin resistance from Enterococcus faecalis to Staphylococcus aureus is thought to have involved

• A) conjugation AND transformation.
• B) conjugation AND transposons.
• C) transformation AND transduction.
• D) transduction AND transposons.
• E) transformation AND transposons.

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Definitions:

Tubular Secretion

The process in the nephron where substances are added from the blood into the filtrate for elimination from the body.

Pressure Filtration

A process where solid particles are separated from liquids through the application of pressure, forcing the liquid through a semipermeable barrier.

Distal Convoluted Tubules

A portion of the kidney nephron that lies between the loop of Henle and the collecting ducts, involved in the reabsorption of water, sodium, and glucose.

Active Transport

The movement of molecules across a cell membrane from a lower to a higher concentration, requiring energy expenditure.