The Best Definition of a Variable Is That It Is

question 95

Multiple Choice

The best definition of a variable is that it is the part of an experiment that

• A) is controlled.
• B) can change.
• C) always stays the same.
• D) is always a behavior in psychology.

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Definitions:

Evolution

The mechanism by which diverse living entities are considered to have emerged and spread from their predecessors over the course of earthly history.

Genetic Changes

Alterations in the DNA sequence of an organism, which can be due to mutations, gene flow, genetic drift, or natural selection.

Vertebrates

A subphylum of chordates that includes fishes, amphibians, reptiles, birds, and mammals; possess a bony vertebral column.

Common Ancestor

The latest ancestor from whom all members of a specific group directly originate.