Question

fill in the blank question
upon reexposure to the same pathogen later in life, memory cells mount a rapid response called the t cell □ response.
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Explanation:

In immunology (a subfield of Biology, which is part of Natural Science), when the body is re - exposed to a pathogen, memory T cells initiate a secondary immune response. The T - cell - mediated part of this secondary response is called the T cell secondary response. The key here is recalling the immune response terminology, where upon re - exposure, the rapid response by memory cells (including T cells) is the secondary response.

Answer:

secondary