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Place the following elements in order of increasing atomic radius. S Te O
Ultradian Rhythms
Biological rhythms with a cycle shorter than 24 hours, such as the stages of sleep.
Infradian Rhythms
Biological rhythms with cycles longer than 24 hours, such as monthly cycles like menstruation, or yearly cycles like seasonal affective disorder.
Period
Time required to complete an activity cycle.
Biological Rhythm
The natural cycles of change in our bodies' processes and behaviors, including sleep-wake cycles and hormonal changes, following a regular, predictable pattern.
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