Malignant plasma cells exhibiting CD38, CD56, and CD138 are found in:
A. Waldenstrom macroglobulinemia.
B. chronic myeloid leukemia.
C. multiple myeloma.
D. monoclonal gammopathy of undetermined significance
Ans: C. multiple myeloma.
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A. 3, 4, 6 B. 2, 4, 6 C. 2, 3, 4 D. 2, 6, 4 E. 3, 6, 4
An animal’s fight-or-flight response is controlled by which of the following?
a. sympathetic nervous system b. frontal lobe c. parasympathetic nervous system d. occipital lobe
Which radical idea did Cuvier propose based on his studies of Earth’s history?
a. extinction of species b. evolution of species c. Earth as billions of years old d. an unchanging Earth e. static species composition
Which element does not contain a neutron in its nucleus?
a. helium b. carbon c. oxygen d. hydrogen e. nitrogen