2542139
Description
Flashcards by Charlotte Hewson, updated more than 1 year ago
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Created by Charlotte Hewson
about 9 years ago
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| Question | Answer |
| what are antibodies? | proteins synthesised by B cells |
| what does a B cell do when the body is invaded by non-self material? | produces antibodies |
| what do these antibodies do? | react with antigens on the surface of the non-self material by binding to them precisely |
| how specific are antibodies? | very, each antigen has its own individual antibody |
| how is this massive variety of antibodies possible? | they are made of proteins which occur in an almost infinate number of forms |
| what are antibodies made up of? | 4 polypeptide chains |
| what are the two chains known as? | light (shorter) heavy (longer) |
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