Define:
(i) Food preservation
() Vaccination
(ii) Pathogens
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(i) food preservation - food preservation means saving our food from several harmful microorganisms
(ii) vaccination - The act of introducing a vaccine into the body to produce immunity to a specific disease.
(iii) pathogens- pathogens are harmful microorganisms which spoil our food ,clothing, leather and many other things
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Answer:
Food preservation includes food processing practices which prevent the growth of microorganisms, such as yeasts, and slow the oxidation of fats that cause rancidity
Vaccination is the administration of a vaccine to help the immune system develop protection from a disease. Vaccines contain a microorganism or virus in a weakened, live or killed state, or proteins or toxins from the organism
a bacterium, virus, or other microorganism that can cause disease.
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