Which cells are responsible for antibody-mediated immunity?
A) natural killer cells
B) dendritic cells
C) epithelial reticular cells
D) B cells
E) T cells
Answer: D
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Sympathetic splanchnic nerves are composed of
A. preganglionic sympathetic axons that synapse in a sympathetic trunk ganglion. B. preganglionic sympathetic axons that did not synapse in a sympathetic trunk ganglion. C. postganglionic sympathetic axons that synapse in a sympathetic trunk ganglion. D. postganglionic sympathetic axons that did not synapse in a sympathetic trunk ganglion. E. None of the choices is correct.
Which of the following structures is a primary endocrine organ?
What will be an ideal response?
The energy for muscle contraction is provided indirectly by the hydrolysis of ATP
Indicate whether the statement is true or false.
What happens to the chromosome number as a result of mitosis?
A. It is tripled. B. It is halved. C. It stays the same. D. It is doubled.