Immune Response in biochemistry
In cellular immunity, T lymphocytes are responsible for the recognition and killing of foreign invaders. The cells are

both (a) and (b)
cytotoxic T lymphocytes (CTL)
killer T cells
None of these

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Immune Response in biochemistry
If a person is vaccinated against a disease sometime in the past, which of the following is currently in your body?

All of these
Memory B lymphocytes for the antigen of this disease organism
The disease organism itself and antigens for the disease organism
A very high level of antibodies against the disease antigens

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