The adolescent growth spurt generally begins for boys around the ages of _____ years
a. 8 to 10
b. 10 to 12
c. 12 to 14
d. 14 to 16
e. 16 to 18
c
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Alexis weighs 6.5 pounds at birth. Assuming her development proceeds normally, she should weigh about ________ pounds by her first birthday.
A. 19.5 B. 13.0 C. 26.0 D. 32.5
Which statement best describes the source and metabolism of heme iron?
a. Heme iron is found in plant foods; it requires a reducing agent for absorption b. Heme iron is found in plant foods; it does not require a reducing agent for absorption c. Heme iron is found in meats and animal tissue; it requires a reducing agent for absorption d. Heme iron is found in meats and animal tissue; it does not require a reducing agent for absorption
A drink that contains 10 grams of carbohydrate and 15 grams of alcohol would provide _____ kcalories
a. 100
b. 190
c. 145
d. 175
Data was collected from several countries where it was observed that people who ate more fish and less fatty meats were less likely to die from breast cancer. This is an example of a(n):
a. case study.(not case control) b. blind experiment. c. interventional study d. epidemiological study.