Assume That a Plant Is Suffering from Drought and Is

question 18

Multiple Choice

Assume that a plant is suffering from drought and is beginning to wilt. Which cell component is most likely being affected, and what type of molecule is being lost from this structure?

• A) endoplasmic reticulum; protein
• B) Golgi apparatus; water
• C) lysosome; enzymes
• D) vacuole; water

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Definitions:

External Validity

The extent to which the results of a study can be generalized to other situations and to other people.

Internal Validity

The degree to which an experiment accurately shows that changes in the independent variable caused any observed changes in the dependent variable, minimizing confounding factors.

Demand Characteristics

Psychological experiment artifacts where participants form an interpretation of the study's purpose and unconsciously change their behavior to fit that interpretation.

Experimental Conditions

The controlled environments or set of procedures in scientific research designed to test hypotheses under standardized settings.