In adults, the cells of the immune system originate from:
a. stem cells of the bone marrow.
b. monocytes.
c. glial cells in the nervous system.
d. Langerhan's cells.
a
You might also like to view...
Which of the following is NOT a characteristic of fats?
a. Fats provide 12 kcals of energy per gram. b. "Fat" primarily refers to triglycerides, which make up 95% of all lipids in our foods. c. Fats come from plant and animal sources. d. Fats contribute to the taste and texture of foods
In muscle cells, creatine phosphate is used to replenish which substance?
A) ?glucose B) ?pyruvic acid C) ATP D) ?calcium
Dietary supplements may be worth taking when
A. you become an adult and you have stopped growing. B. you are able to purchase, prepare, and consume a diet that is balanced and adequate. C. you are changing to a dietary pattern that eliminates animal products.
Which acid is an omega-3 fat?
a. Acetic acid b. Palmitic acid c. Linoleic acid d. Docosahexaenoic acid e. Arachidonic acid