B cells are part of the immune system. They release antibodies to identify and neutralise pathogenic substances.
All living organisms on Earth are made up of living cells. All cells fall into one of the two major ...
Literacy is an important part of the curriculum. Students need to have good reading and writing skills to be able ...
Our bodies have a defence system against pathogens that make us sick. This defence system is made up of cells, ...
The function of the immune system is to protect an individual against becoming sick from an infection. Infections are usually ...
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