What class of tissue is capable of secretion and absorption of substances?
Ans: Epithelial Tissue
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If you have had chickenpox once, you will not get chickenpox again. This is an example of ________.
A. natural passive immunity B. natural active immunity C. artificial active immunity D. artificial passive immunity
The area of the skin that provides sensory input to the CNS via one pair of spinal nerve is called
a) a dermatome. b) a microtome. c) perineurium. d) a fascicle. e) an epitome.
Antigen-presenting cells are ________________, and they display antigens to both ________________ and ______________
60. A. immune cells; B-lymphocytes; T-lymphocytes B. immune cells; helper T-lymphocytes; cytotoxic T-lymphocytes C. any nucleated cell; B-lymphocytes; T-lymphocytes D. any anucleate cell; helper T-lymphocytes; cytotoxic T-lymphocytes E. any blood cell; helper B-lymphocytes; cytotoxic B-lymphocytes
Only a fraction of the genetic mutations that occur in the body involve loss of control over the cell's growth and multiplication
a. True b. False Indicate whether the statement is true or false