Carbon dioxide (CO2) is readily soluble in water, according to the equation CO2 + H2O ↔ H2CO3. Carbonic acid (H2CO3) is a weak acid. If CO2 is bubbled into a beaker containing pure, freshly distilled water, which of the following graphs correctly describes the results?

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#Question id: 3906

#3. Fundamental Processes

Which subunit of the E. coli core RNA polymerase (a2bbʹw) contributes to DNA binding?

A) a                 B) b                 C) bʹ                D) w

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#Question id: 4126

#3. Fundamental Processes

Which one of the following is true about the genetic code?

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#Question id: 4127

#3. Fundamental Processes

Which one of the following statements about ribosomes is true?

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#Question id: 4128

#3. Fundamental Processes

Which of the following statements about tRNA molecules is false?

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#Question id: 4129

#3. Fundamental Processes

Which of the following statements about the tRNA that normally accepts phenylalanine is false?  (mRNA codons for phenylalanine are UUU and UUC.)

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#Question id: 4130

#3. Fundamental Processes

Which of the following is not true of tRNA molecules?