Tumors are most likely inactivated by _____ cells.
A) B
B) helper T
C) cytotoxic T
D) suppressor T
Ans: C) cytotoxic T
Cytotoxic T cells or killer T cells are stimulated by the antigen to attack and render non-viable the host cell the antigen is in, such as an abnormal protein from a tumor.
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________________ are poultry with small, round bodies and make a "bobwhite" whistle sound
Fill in the blank(s) with correct word
If you examined an x-ray of a wrist and noticed the epiphyseal lines were closed, what could you conclude about this individual?
A. The person has not yet reached puberty.
B. The person is post-pubescent.
C. The blood supply has been cut off from the epiphyses.
D. Intramembranous ossification closed the epiphyseal lines.
Pyrogens act by increasing the set point for body temperature in the thalamus.
Answer the following statement true (T) or false (F)
What type of cell division does the zygote perform?
A. Meiosis I B. The zygote does not divide. C. Mitosis D. Meiosis