beautifulbeast beautifulbeast

16-04-2018
Biology

contestada

A scientist wishes to determine how effective a vaccine is in protecting rats against a contagious disease. Which experimental procedure should the scientist use to determine the vaccines effectiveness?

Respuesta :

dwaynemurryjrp79kcn dwaynemurryjrp79kcn

16-04-2018

are there multiple choice answers

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hellonaty20 hellonaty20

26-09-2019

Answer:

no

Explanation:

its just a question

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