Examlex
Which of the following may not exist as a diatomic molecule?
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.
Complete Cycle
One full rotation or progression through a sequence of stages, returning to the starting point or condition.
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