One of the main differences between natural killer cells and T cells is that natural killer cells ____.
A. attack normal tissue
B. attack several kinds of intruders
C. are cancer cells
D. are more specific in their targets
Answer: B
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In addition to gaining social acceptance, a second goal of self-presentation is to ____
a. claim an identity b. gain self-knowledge c. provide self-verification d. increase public self-consciousness
Which of the following is a collection of fibers that connects the two brain hemispheres?
A. corpus callosum B. thalamus C. superior colliculi D. basal ganglia
When there is conflict, the mind automaticallyprotects itself using
A) defense mechanisms B) ego complexes C) reality D) life instinct
The drug L-dopa is used to help supplydopamine to the brain of a person suffering from
A) schizophrenia B) depression C) Parkinson's D) aphasia