Lymphocytes that become part of cell-mediated immunity arm of the adaptive immune response develop in the:
A) intestine.
B) bone marrow.
C) spleen.
D) lymph nodes.
E) thymus.
Answer: E
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Answer the following statement true (T) or false (F)
Duplicated centrioles move to opposite poles of a(n) ____ cell during ____ of the cell cycle
a. animal; prophase b. plant; prophase c. animal; metaphase d. plant; metaphase e. both animal and plant cells; prophase
The compounds involved in phototropism are ____
a. phototropins b. gibberellins c. cytokinins d. phytoestrogens e. statoliths
Which of the following might be expected in the logistic model of population growth?
A) As N approaches K, b increases. B) As N approaches K, r increases. C) As N approaches K, d increases. D) Both A and B are true. E) Both B and C are true