Examlex
According to ________ theory, development results from the ongoing interactions among biological, cognitive, and psychological changes within the individual and his or her changing context.
Double-Blind Experiment
An experimental design in which neither the participants nor the experimenters know which participants are in the control group and which are in the experimental group, until after the results are collected, to reduce bias.
Fluoride Mouthwash
An oral rinse product containing fluoride, intended to reduce dental cavities by strengthening tooth enamel.
Matched Pairs Design
An experimental design where each subject is paired up with another subject with similar characteristics, and one subject from each pair is assigned to the treatment group and the other to the control group.
Cavities
Holes or structural damage formed in teeth due to decay, often caused by bacteria, sugary diets, and poor dental hygiene.
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