You can get it from vaccines.
passive and active immunity
Active immunity can be acquired through natural exposure to an infectious agent, which triggers the body's immune response to produce antibodies. It can also be acquired through vaccination, where the immune system is exposed to a weakened or inactivated form of the pathogen, leading to the production of antibodies without causing illness.
1. mother to fetus2. Through exposure to the antigen(virus, toxins,or cancer cells).
Active (your body produces the t-cells and b-cells): Natural- by means of infection Artificial - Passive- (develops in another person and is transferred): Natural - maternal Artificial - immunization
going to collage or something like that
They must either be born in the United States or they must pass the citizenship test.
there are many ways to be active you can play sports jog run or even just walk.
Skin-to-skin contact with an infected person, at the location where the virus is active, during a time when they are shedding virus.
Interest and capital gain are two ways of earning gain from stock.
Natural passive immunity can be reached through the passing of mother's antibodies through the placenta or through milk during breastfeeding. These types of passive immunity only last for about 3 months after birth. Artificial passive immunity can be reached through intravenous injection of antibodies.
There are many ways to make friends. A person could join and Organisation involved in activities in which they have an interest. Alternatively joining a Sports Team of Gym is a great way to meet people.