Which of the following may best explain the relationship between excess body fat and higher risk for cancers of the female reproductive system?
a. Obese women are more sedentary, which promotes cancer development
b. The higher levels of body fat act as a reservoir of carcinogenic substances
c. Excess body fat produces more estrogen, which may promote tumor development
d. The greater food consumption of obese women provides a higher intake of naturally-occurring carcinogens
Question 2
What is the chief reason that breast-fed infants usually need to eat more frequently than formula-fed infants?
a. Breast milk contains less fat
b. Breast milk is digested faster
c. Breast milk is less nutrient dense
d. The amount of milk consumed per feeding is lower in breast-fed infants