Which of the following terms means introducing normal genes into cells to replace abnormal genes?
A. Gene therapy
B. Gene microarrays
C. Genotyping
D. Genetics
E. Monoclonal antibodies
Answer: A
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Which of the following is the most immunogenic?
a. Streptococcal polysaccharide b. DNA from a hepatitis B virus c. the protein toxoid from tetanus d. the lipids isolated from the milk of a cow with an udder infection
For basic health benefits, what is the exercise recommendation from the Department of Health and Human Services?
A. 20-60 minutes of moderately-intense aerobic activity three times a week B. 1 hour of vigorously-intense aerobic activity per week C. 2½ hours (150 minutes) of moderately-intense aerobic activity a week D. 2½ hours (150 minutes) of vigorously-intense aerobic activity a week E. muscle-strengthening activities at least three days a week
Type 1 diabetes is the result of the immune system attack on the pancreas
Indicate whether the statement is true or false
Andy uses tobacco in the form of leaves treated with molasses and other flavorings that he places between his lower lip and gums. He is using
A) nicotine-free tobacco. B) snuff. C) tobacco sachets. D) chewing tobacco.