Scientists at a major university have isolated a chemical from grapes. Which of the following features is an indication that this chemical could be a vitamin?
A. When large amounts of the chemical are consumed, no health problems occur.
B. When a person's diet lacks the chemical, his or her body experiences abnormal functioning.
C. The chemical is in grapes, cherries, and tomatoes.
D. The chemical has a very limited range of safe intake.
Answer: B
You might also like to view...
Carbohydrates provide more calories per gram than fats
a. True b. False Indicate whether the statement is true or false
Being underweight reduces a person's risk of illness and infection.
Answer the following statement true (T) or false (F)
Omega-3 fatty acids are a type of zoochemical provided by fatty fish.
Answer the following statement true (T) or false (F)
Which of the following vitamins does not play a direct role in energy metabolism?
A. Vitamin B-12 B. Niacin C. Pantothenic acid D. Thiamin