The accompanying figure depicts the map of a part of E. coli genome harboring the lac operon.

 lac mRNA would hybridize to which of the following DNA?

1) lac I; 2) lac 0; 3) lac Z; 4) lac Y; 5) lac A

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#Question id: 4126

#Unit 3. Fundamental Processes

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

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#Question id: 4127

#Unit 3. Fundamental Processes

Which one of the following statements about ribosomes is true?

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#Question id: 4128

#Unit 3. Fundamental Processes

Which of the following statements about tRNA molecules is false?

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#Question id: 4129

#Unit 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

#Unit 3. Fundamental Processes

Which of the following is not true of tRNA molecules?

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#Question id: 4131

#Unit 3. Fundamental Processes

Aminoacyl-tRNA synthetases (amino acid activating enzymes):