An essential mineral commonly lacking in the America diet is
A. sodium.
B. calcium.
C. copper.
D. fluoride.
B. calcium.
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The 100 trillion microorganisms that are commonly present in or on our bodies comprise our normal flora or _____
Fill in the blank with the right word.
Answer the following statements true (T) or false (F)
1. A person's weight is not as important a health factor as their percentage of body fat. 2. If both parents are obese, there is an 80% risk of their children being obese. 3. Women usually have higher metabolic rates than men. 4. A history of weight loss reduces metabolic rate. 5. Overeating can cause the body to create fat cells.
Which of the following represents the earliest stage in T-cell development?
A. DP B. DN C. SP-CD4 D. SP-CD8 E. Mature T cell
The prefix for after is:
A. Post- B. Pre- C. Pro- D. Primi-