Diets consumed by many teens exceed current recommendations for total and saturated fats, cholesterol, sodium, and _____
a. added sugar
b. iron
c. zinc
d. fiber
e. calcium
a
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Which of the following is a characteristic of iron transport?
a. Albumin is the major iron transport protein in the blood b. Transferrin in the blood carries iron to the bone marrow c. Hemochromatosis results from an inability to absorb and transport iron d. Ferritin functions by transporting iron from the spleen to the bone marrow e. Chelation is used to increase the bioavailability of iron.
Why is the mitochondrion called the powerhouse of the cell?
What will be an ideal response?
Leptin is a hormone that is made in the stomach and increases hunger
Indicate whether the statement is true or false
Mary was physically active before becoming pregnant, and she has continued doing regular exercise during her pregnancy based on her doctor’s recommendations and guidelines. Mary’s mother does not approve and says women need “to relax and put their feet up” when pregnant like she did and to avoid physical activity like exercise. What can Mary tell her mother about why her doctor encourages
her to exercise during pregnancy and possible health benefits? What will be an ideal response?