Although the Causes of SAD Remain Unknown, One Possibility Is

question 69

Multiple Choice

Although the causes of SAD remain unknown, one possibility is that _________may alter the body's underlying biological rhythms.

• A) seasonal changes in vegetation
• B) seasonal changes in light
• C) seasonal changes in environmental temperature
• D) season changes due to celebration of holidays

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Definitions:

Eggs

The oval or round reproductive bodies produced by female animals, often consumed as food by humans.

Small Intestine

A part of the gastrointestinal tract between the stomach and the large intestine that absorbs nutrients and minerals from food.

Proteins

Large, complex molecules that play many critical roles in the body, including as enzymes, hormones, and antibodies.

Cecum

A pouch connected to the junction of the small and large intestines, playing a role in the digestive system.