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Spectra from neutral atoms compared with spectra from ionized atoms of the same element
Biological Need
Essential requirements that living organisms must satisfy to maintain life, such as food, water, and shelter.
Caregivers' Availability
The extent to which caregivers are accessible and present to meet the needs of those they care for, such as children or the elderly.
Cultural Norms
The shared expectations and rules that guide behavior of people within social groups.
Crying Decline
The reduction in the frequency or duration of crying as an infant matures.
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