ayandjay01
17.11.2020 •
Biology
Griffith found that this combination of Streptococcus pneumoniae strains was highly severe.
Live R strain + Heat-killed S strain
Live T strain + Live S strain
Heat-killed R strain + Live S strain
Heat-killed R strain + Live R strain
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Ответ:
Live R strain + Heat-killed S strain
Explanation:
The R strain, in its live version, was nonvirulent. The ordinarily virulent S strain, when killed by heat and injected into the mice, became nonvirulent. However, when the mice were injected with both the nonvirulent R strain and the heat-killed S strain, the mice died.
Ответ:
There are different kinds of measurements. Measuring which of these variables will help her arrive at a conclusion is Temperature at which the mixture freezes.
The act of Measuring the temperature at which the mixture freezes helps one to known or arrive at a conclusion. Note that the variable that is tested for in this experiment is the freezing point of the water anti-freeze mixture.The temperature at which a substance freezes is referred to as its freezing point. Freezing point is also known to be the physical property of matter.
Learn more about Temperature from
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