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Health and Disease - Biology Edexcel
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what is the lytic pathway?
what is the lytic pathway?
1) Virus enters host cell & injects its genetic material into cell
2) The virus uses proteins and enzymes to replicate its DNA inside the cell and create new components of the same virus
3) the new virus components assemble
4) the host cell splits open and releases the new components which can now infect other cells
how do you attempt diagnostic testing in plants?
how do you attempt diagnostic testing in plants?
-detecting antigens: will be present from the pathogen- detected by sample of plant tissue.
what does a vaccine consist of?
what does a vaccine consist of?
A mixture containing weakened or inactive pathogens, or antigens from the pathogen
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