After having the flu, a patient starts making anti-flu virus antibodies. This is an example of
A. artificial active immunity.
B. natural active immunity.
C. artificial passive immunity.
D. natural passive immunity.
Answer: B
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What is the first part of the cell that is affected when the pH of extracellular fluid changes?
A) the nucleus B) the nucleolus C) the cytosol D) the plasma membrane E) the cytoskeleton
Carbohydrates, proteins, and lipids are considered ________
A) major nutrients B) minerals C) vitamins D) coenzymes E) minor nutrients
Drinking a large amount of water over a short period of time would cause an increase in which of the following?
a. renin. b. vasopressin. c. angiotensin II d. aldosterone. e. none of the above
Weight loss occurs when the energy derived from the food consumed is less than the energy expended by the body
Indicate whether the statement is true or false