The increase in antibody levels in a second antigen exposure is due to the _____.
A) memory B cell
B) T cells
C) helper T cells
D) B clones
Answer: A) memory B cell
The memory B-cells create a population of clones that can rapidly respond to a second exposure to antigens.
You might also like to view...
Briefly describe the steps in bone resorption
What will be an ideal response
Which of the following is not a graded potential?
a. end-plate potential b. action potential c. slow-wave potential d. receptor potential e. postsynaptic potential
The spinocerebellum enhances muscle tone and coordinates skilled movements, while the cerebrocerebellum is important in maintaining balance and controlling eye movements
Indicate whether the statement is true or false
The hypophyseal portal system connects the ________ with the ________
A) anterior pituitary; posterior pituitary B) hypothalamus; thyroid C) pituitary glands; thyroid D) anterior pituitary; hypothalamus E) posterior pituitary; hypothalamus