BIO 101 Exam 9 BIO 101 Exam 9 | Page 2

Select one:
a. because there is a definite cutoff point to be reached
b. because birth is a positive experience
c. because there is no sensor involved
d. because there is no stimulus involved
e. because there is a fluctuation of hormones above and below the level necessary to induce birth
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Question 3
Which of the following is true about the clonal selection theory?
Select one:
a. An antigen selects certain B cells to produce a clone of plasma cells.
b. An antibody stimulates the multiplication of B cell antigens against it.
c. T cells select those B cells that should produce antibodies regardless of antigens.
d. T cells suppress all those B cells except the ones that should multiply and divide.
e. One B cell will give rise to plasma cells that produce antibodies against several antigens.
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