T lymphocytes are responsible for
A. humoral immunity.
B. cell-mediated immunity.
C. producing antibodies.
D. programming macrophages.
Answer: B
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Your friend trips and you lift your hand to help them up. In the process, you rotate your forearm so that your palm faces upward. This forearm movement is supination.
Answer the following statement true (T) or false (F)
Which are applicable to the stratum corneum?
a: Most superficial stratum b: Consists of about 3-5 cell layers c: Cells are dead d: Interlocking keratinized cells e: Cells are anucleate A. a, c, d B. a, c, e C. a, b, d D. a, c, d, e E. a, b, c, d, e
An example of a biomarker is
A) cholesterol. B) sodium chloride. C) hydrogen. D) any DNA sequence.
Before an antigen can stimulate a lymphocyte, it must first be processed by __________.
a. a macrophage b. an NK cell c. a neutrophil d. a cytotoxic T cell