English, 25.11.2020 01:10 wrightdarius78
In a series of experiments , Griffith infected mice with nonvirulent R -strain bacteria and highly virulent S -strain bacteria . Heat -killed S bacteria were nonvirulent . However , the nonvirulent heat -killed bacteria and the nonvirulent R bacteria together produced a virulent mixture . What did this demonstrate ? A. A transforming principle in the bacteria allowed the nonvirulent R strain to become virulent . B. The molecules present on the outside of bacteria determine whether it's virulent or nonvirulent . C. The S -strain bacteria had not been killed completely . D. The translation of proteins , carbohydrates , lipids , and DNA is important in determining bacterial virulence .
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1according to the passage, carol-ann normandin had all of the following symptoms except
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In "i am offering this poem" what does baca's use of the metaphor" so it is a pot full of yellow com/ to warm your belly in the winter" show that he wants for the poems subject?
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Which translations would fit in the blank in order to most effectively link reasons to evidence a: for example b: similarly c: however d: on the other hand
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Read the sentences. the lowest point in antarctica appears to be the bentley subglacial trench, which is 8,200 feet below sea level. lower points may exist. which choice correctly uses the subordinating conjunction βalthoughβ to combine the sentences? the lowest point in antarctica appears to be the bentley subglacial trench, which is 8,200 feet below sea level, although lower points may exist. the lowest point in antarctica appears to be the bentley subglacial trench, which is 8,200 feet below sea level. although lower points may exist. the lowest point in antarctica appears to be the bentley subglacial trench, which is 8,200 feet below sea level although, lower points may exist. the lowest point in antarctica appears to be the bentley subglacial trench, which is 8,200 feet below sea level; although lower points may exist.
Answers: 2
In a series of experiments , Griffith infected mice with nonvirulent R -strain bacteria and highly v...
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