Griffith's Experiment Was One of the First That Suggested There

question 17

Multiple Choice

Griffith's experiment was one of the first that suggested there was a "factor" that was transferred between different bacteria. In the series of steps of his experiment, what was injected into the mouse in step "c" and what did this prove?

• A) Killed S strain bacteria were injected into the mouse and the mouse lived. This proved the "factor" could only work in live cells.
• B) Killed R strain bacteria were injected into the mouse and the mouse lived. This proved the "factor" could only work in live cells.
• C) Live S strain bacteria were injected into the mouse and the mouse lived. This proved the "factor" could only work in live cells.
• D) Live R strain bacteria were injected into the mouse and the mouse lived. This proved the "factor" could only work in live cells.

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Definitions:

Anorexia Nervosa

An eating disorder characterized by an intense fear of gaining weight and a distorted body image, leading to excessive weight loss.

Bulimia Nervosa

An eating disorder characterized by episodes of binge eating followed by compensatory behaviors like vomiting, fasting, or excessive exercise.

Binge-Eating Disorder

significant binge-eating episodes, followed by distress, disgust, or guilt, but without thecompensatory behavior that marks bulimia nervosa

Self-Induced Vomiting

The voluntary act of vomiting, often used as an unhealthy method to control weight or relieve unpleasant feelings.