When We Are Not Sure That the Obtained Result of an Experimental

question 16

Multiple Choice

When we are not sure that the obtained result of an experimental study is really attributable to our manipulation of the independent variable,we are questioning the __________ of the study.

• A) generalizability
• B) external validity
• C) internal validity
• D) correlational nature

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Definitions:

Large Territories

Expansive areas controlled or inhabited by a particular country, organism, or individual, often associated with the acquisition of resources or living space.

Methylation

The addition of a methyl group to a molecule, often DNA, affecting gene expression without changing the DNA sequence.

Acetyl Group

A chemical group derived from acetic acid, with the formula CH3CO, important in various biological processes including metabolism.

Histone Proteins

Proteins that package and order DNA into structural units called nucleosomes, playing a key role in gene regulation.