Fred Griffith Discovered That When He Injected Mice with a Mixture

question 42

Multiple Choice

Fred Griffith discovered that when he injected mice with a mixture of dead pathogenic S cells and living harmless R cells of Streptococcus pneumoniae

• A)the harmless dead S bacteria became pathogenic and killed the mice.
• B)the mice died, and their bodies teemed with living pathogenic S strain cells.
• C)the pathogenic S strain was transformed into the harmless R strain.
• D)the mice lived, and their bodies teemed with living harmless R strain cells, and the pathogenic S strain cells were eliminated.
• E)all of these occurred.

---

Definitions:

Generation X

A demographic cohort following the baby boomers, typically born between the mid-1960s and early 1980s, known for their adaptability and independent thinking.

Watergate

A major political scandal in the United States during the early 1970s, involving a break-in at the Democratic National Committee headquarters and the subsequent cover-up by the Nixon administration.

Wellness Movement

A social and health initiative focused on promoting holistic well-being and preventive healthcare practices.

International Business

The commercial transactions that occur across national borders, involving the exchange of goods, services, technology, and capital among countries.