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Body Systems 1 Pellagra Story

Across
A desirable outcome given up to gain another desirable outcome.
A feature of a system or experiment that can vary, or change.
In a clinical trial, when someone has been told about the possible risks involved in the trial and they agree to participate.
Any description or measurement gathered by the senses or instruments.
A conclusion based on observations or what is already known.
Down
Tests run on human volunteers to show that a new medicine or device is both safe and effective.
Information gathered from an experiment or observations.
Information that supports or refutes a claim.
A standard of comparison for checking or verifying the results of an experiment.
A possible explanation for observations, facts, or events that may be tested by further investigation.