Weegy: An antibody and an antigen fit together like a key in a lock. TRUE.
User: Immunity is the ability to use our body's defenses to ward off disease.
Select one:
True
False
Weegy: Immunity is the ability to use our body's defenses to ward off disease. TRUE.
User: Cells that respond to a particular hormone are called:
Select one:
a. sensor cells
b. secretory cells
c. target cells
d. active cells
Weegy: Cells that respond to a particular hormone are called: target cells.
User: What is the overall role of thyroxine once it is released from the thyroid gland?
Select one:
a. it increases basal metabolic rate of most cells throughout the body
b. it slows metabolism throughout the body
c. it stimulates the absorption of iodine in the intestines
d. it stimulates the excretion of calcium from the kidneys
Weegy: The overall role of thyroxine once it is released from the thyroid gland is to: increase basal metabolic rate of most cells throughout the body.
User: The injection of antibodies from an outside source is an example of _____________ immunity.
Select one:
a. naturally acquired active
b. naturally acquired passive
c. artificially acquired active
d. artificially acquired passive
Weegy: The injection of antibodies from an outside source is an example of: artificially acquired active immunity.
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