nbsp; ] that stimulates an [ ].","back":"An antigen is a foreign protein that stimulates an immune response.","points":null},{"id":"ece30e3d-bfae-4745-aa15-12da140e4305","cardType":"basic","front":"Why can cell-surface proteins identify self vs non-self?","back":"Their specific 3D tertiary structures can be recognised.","points":1},{"id":"5c7a6322-f366-47e1-af3d-ccb9e1de31e6","cardType":"cloze","front":"A mutation changing a pathogen’s surface protein tertiary structure causes [ ].","back":"A mutation changing a pathogen’s surface protein tertiary structure causes antigen variability.","points":null},{"id":"257ad0a7-8f59-4dd0-8b04-c18fb9d19dd9","cardType":"basic","front":"Why can antigen variability let you catch the same disease again?","back":"Memory cells no longer recognise the changed antigen.","points":2},{"id":"b10f9ac6-7b23-49df-86e4-788b330d2fb4","cardType":"cloze","front":"During phagocytosis, an engulfed pathogen is enclosed in a vesicle called a [ ].","back":"During phagocytosis, an engulfed pathogen is enclosed in a vesicle called a phagosome.","points":null},{"id":"0ba15394-5725-4c86-880a-202bb70b1d28","cardType":"basic","front":"How do lysosomes destroy a pathogen inside a phagosome?","back":"

Lysosomes fuse with the phagosome.
Lysozymes hydrolyse the pathogen.

","points":2},{"id":"df7af5a8-e3cb-47ac-a15a-1be6b0a783dc","cardType":"basic","front":"What type of antigens do T lymphocytes respond to?","back":"Antigens presented on body cell surfaces.","points":1},{"id":"6f10bf4e-3461-4284-a1e2-c351aadb4e82","cardType":"cloze","front":"A body cell displaying foreign antigens on its surface is an [ ].","back":"A body cell displaying foreign antigens on its surface is an antigen-presenting cell.","points":null},{"id":"294c3b14-8026-4932-a81a-befac695a225","cardType":"basic","front":"What happens after a specific Helper T cell binds a presented antigen?","back":"It is activated to divide by mitosis into clones.","points":2},{"id":"f5e8aa4a-ce1c-49e5-b262-22e0d33b577f","cardType":"basic","front":"How do Helper T cells support the humoral response?","back":"They stimulate B cells to divide and secrete antibodies.","points":2},{"id":"85a158e2-57e5-4eff-97c9-972f38022b64","cardType":"basic","front":"How do Cytotoxic T cells destroy infected body cells?","back":"They make holes in the cell-surface membrane.","points":1},{"id":"e246a99a-5949-4cb6-a6c7-bc976bf3447c","cardType":"cloze","front":"In clonal selection, activated B cells divide into [ ] that secrete [ ].","back":"In clonal selection, activated B cells divide into plasma cells that secrete monoclonal antibodies.","points":null},{"id":"4509eb39-3fec-4618-b3c8-12c2ac6155d3","cardType":"basic","front":"Why is the secondary immune response faster than the primary response?","back":"Memory cells rapidly divide into plasma cells.","points":2},{"id":"33915027-d7e2-4cb2-87e2-25d0dcc8ffad","cardType":"basic","front":"Why does an antibody’s variable region bind only one antigen?","back":"Its specific 3D tertiary structure is complementary to that antigen.","points":2},{"id":"caeb530e-db06-4b09-b65f-063ca76f28db","cardType":"basic","front":"How does agglutination help phagocytes destroy pathogens?","back":"It clumps pathogens, making them easier to engulf.","points":2},{"id":"280ee210

Cell recognition and the immune system Flashcards

Cell recognition and the immune system Flashcards

Cell recognition and the immune system Flashcards

Cell recognition and the immune system Flashcards