Why do humans beed to blink?

In the name staphylococcus aureus, aureus is thea. kingdom.b. specific name.c. genus.d. domain name.e. family name.

What are tissues? a groups of tissues that work together b basic units of structure and function c groups of cells that perform the same function d multiple organs that perform a major function

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?