Humoral immunity is immunity from serum antibodies produced by plasma cells. More specifically, someone who has never been exposed to a specific disease can gain humoral immunity through administration of antibodies from someone who has been exposed, and survived the same disease.
The differences between male and female sexes are anatomical and physiological. "Sex" tends to relate to biological differences. For instance, male and female genitalia, both internal and external are different. ... However, women have higher levels of estrogen and progesterone, and men have higher levels of testosterone.
The answer is D. Exercising daily helps reduce stress
D. self-blame
when you blame yourself for everything it will cause mental health issues, which in turn may cause physical health issues
