Fred Griffith's Experiments with Two Strains of Streptococcus Pneumoniae

question 5

Multiple Choice

Fred Griffith's experiments with two strains of Streptococcus pneumoniae

• A)resulted in a vaccine against bacterial pneumonia.
• B)demonstrated that rough (R) bacteria cause pneumonia.
• C)provided evidence that genetic material from one bacterial strain can be transferred to that of another strain.
• D)demonstrated that mice can transform harmless bacteria into pathogenic bacteria.
• E)demonstrated that a harmless, smooth bacterial strain can be transformed into a lethal, rough bacterial strain.

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Definitions:

Psychoanalysis

A therapeutic approach and theory of psychology developed by Sigmund Freud, focusing on the unconscious mind and childhood experiences.

Stigma

Stigma involves the disapproval of, or discrimination against, individuals based on perceivable social characteristics that serve to distinguish them from other members of a society.

Psychiatric Problems

Mental health conditions that affect a person's thinking, feeling, behavior, and interaction with others.

Cultural Background

The cultural context and environment a person is raised in, including traditions, languages, beliefs, and practices that influence their worldview.