One of the Earliest Researchers to Explore the Use of Chemicals

question 18

Multiple Choice

One of the earliest researchers to explore the use of chemicals to kill microbial pathogens was

• A)Koch.
• B)Hooke.
• C)Fleming.
• D)Ehrlich.

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Definitions:

Cohen's Standard

A guideline used in statistics to evaluate the size of an effect or difference, indicating the practical significance of research findings.

Meta-analysis

A statistical technique for summarizing the results of multiple studies on a specific topic to derive conclusions about that topic's body of research.

Statistical Method

A mathematical science used for data analysis, interpretation, explanation, and presentation.

Transitional Objects

Objects, often from childhood, that provide psychological comfort, especially in unique or stressful situations.