The blood-forming organs include:
A) lymph tissue.
B) bone marrow.
C) the spleen.
D) all of the above.
D
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Human immunodeficiency virus (HIV)
A. is a member of the herpes virus family. B. disables the immune function of the CD4 T cells. C. attacks B cells. D. has been a source of human infection for over 200 years.
Immunization introduces antigens to the body's immune system
Indicate whether the statement is true or false
Which legislation requires that drug preparations containing dangerous ingredients have a labeled container indicating the ingredient?
A) Pure Food and Drug Act B) Controlled Substances Act C) Drug Adulteration Prevention Act D) Federal Food, Drug, and Cosmetic Act
An unstable molecule that can damage cell membranes and genetic material is a ____________________
Fill in the blank(s) with correct word