<span>Cytotoxic T cells recognize specfic antigens on the MHC sites to respond to an infection whereas NK cells are innate response and don't rely on antigen.</span>
Answer:
at least two weeks
Explanation:
that's why during depression screenings, they ask about your mood/behavior over the past 2 weeks
The answer is C but if it is wrong then the answer is B
Answer:
I just did this one too!
Explanation:
I did this questions and I was mad because nobody would help and I only got a 70%.
