In His Work with Pneumonia-Causing Bacteria and Mice, Griffith Found

question 57

Multiple Choice

In his work with pneumonia-causing bacteria and mice, Griffith found that ________.

• A) the protein coat from pathogenic cells was able to transform nonpathogenic cells
• B) heat-killed pathogenic cells caused pneumonia
• C) some substance from pathogenic cells was transferred to nonpathogenic cells, making them pathogenic
• D) the polysaccharide coat of bacteria caused pneumonia

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Definitions:

Facial Expressions

Visible manifestations of emotions, intentions, or social signals through movements of the facial muscles.

Vocal Expressions

The use of voice to convey emotions, intentions, or ideas, including speech, singing, and other forms of vocal sound.

Emotions

Complex psychological states that involve three distinct components: a subjective experience, a physiological response, and a behavioral or expressive response.

Infant

A very young child or baby, typically from birth to one year of age, in the earliest stage of childhood.