What type of molecule activates cytotoxic T lymphocytes?
A) perforin
B) cytokines released from T helper cells
C) antibodies
D) antigen presented with MHC I
Ans: B) cytokines released from T helper cells
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Which of the following statements regarding the function of mitosis is false?
A) Mitosis allows organisms to grow. B) Mitosis promotes genetic diversity. C) Mitosis is necessary for asexual reproduction in eukaryotes. D) Mitosis promotes repair tissues.
To map a gene by chromosome walking, the sequence of the gene to be mapped is required
Indicate whether the statement is true or false