Bacteriophage T7 Was Isolated from What Source

question 23

Multiple Choice

Bacteriophage T7 was isolated from what source?

• A) Unprocessed waste from a sewage treatment plant
• B) Commercially available treatment for intestinal infections
• C) Soil found on a farm
• D) Water samples taken from a polluted river
• E) Animal manure.

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Definitions:

Independent Variable

In research, the variable that is manipulated or changed to observe its effect on a dependent variable.

Confounding Variable

An external factor in a research study that can cause a false association between the study variables, compromising the results' validity.

Dependent Variable

In scientific research, this is the variable being tested and measured, which is expected to change as a result of manipulations to the independent variable.

Psychotherapy

A form of treatment for mental health disorders where a trained therapist uses psychological techniques to help a patient understand and overcome their issues.