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As you may know, ionic compounds are composed of electrostatic forces of attraction between oppositely charged ions. This means that there are no free moving ions in the compound, as they have all been bo...
Proof by contradiction works by working of the assumption a statement is true, then showing it contradicts with a known truth. It's easy to rote learn the main ones required for Maths A Levels (irriationa...
the mitochondria
This is because helper T cells are required to cause the proliferation of plasma B cells that produce antibodies once they recognise the antigen on an antigen presenting cell as harmful.
Collective responsibility is the concept that members of the cabinet cannot pubically disagree with the decisions of the cabinet and must agree and support any decisions made.
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