If a T cell is exposed to a "hidden" antigen, what kind of immune reaction will result?

A. an autoimmune disease
B. a delayed hypersensitivity reaction
C. a cytotoxic hypersensitivity reaction
D. allergic contact dermatitis
E. an allergy


Answer: A

Biology & Microbiology

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How would the two cells be affected by inactivating these proteins?

You are investigating two temperature-sensitive mutant cells. In one, you can inactivate shugoshin activity by raising the temperature slightly at the start of meiosis. In the other, you can similarly inactivate separase activity by raising the temperature. What will be an ideal response?

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