Characteristics Shared by Primates Include

question 44

Multiple Choice

Characteristics shared by primates include:

• A)Flat nails instead of claws
• B)Grasping hands with opposable thumbs
• C)Stereoscopic vision and excellent depth perception
• D)Large brain size in comparison to body size
• E)All are correct

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Definitions:

Melatonin

A hormone secreted by the pineal gland that regulates sleep patterns and circadian rhythms.

Pineal Gland

A small endocrine gland in the brain that produces melatonin, a hormone that regulates sleep-wake cycles.

25-Hour Day

A concept referring to the phenomenon where the internal body clock, or circadian rhythm, naturally leans towards a slightly longer cycle than the 24-hour day.

Jet Lag

A temporary sleep disorder resulting from travel across multiple time zones, disrupting the body's internal clock or circadian rhythm.