Examlex
Which of the following is involved in B cell selection and tolerance?
Chemical Energy
is the energy stored in the bonds of chemical compounds, such as molecules, which is released in a chemical reaction.
Nuclear Fusion
A process where two light atomic nuclei combine to form a heavier nucleus, releasing a large amount of energy, potentially providing a sustainable source of power.
Primary Source
An original document, object, or firsthand account that provides direct evidence about a topic, used as an authoritative reference in research.
Defining Characteristic
A feature or quality that establishes the distinct nature or identity of something.
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