Vitamin A affects our vision in two ways: it enables us to react to changes in brightness, and it
A. enables us to see different colors.
B. enables us to focus on distant objects.
C. supports eye functioning later in life.
D. supports the development of eye functioning in fetuses.
Answer: A
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The majority of fluid in the body is located
A. in the blood. B. inside cells. C. outside cells. D. in tissues.
Answer the following questions true (T) or false (F)
1. Individuals who have constipation or diverticulosis would benefit from having as much fiber and fluid as possible. 2. The right amounts of vitamins C and E, lutein and zeaxanthin, and zinc may lower their risk of cataracts and age-related macular degeneration. 3. Calcium-, magnesium-, and potassium-rich foods may lower blood pressure.
An essential fatty acid is one which ____
a. is necessary and made by the body in large quantities b. comes only from plant foods c. is necessary and must be supplied by food d. comes only from animal sources e. is essentially fully absorbed in the body
What are the components of a phospholipid?
What will be an ideal response?