Questions from Genetics


Q: Describe the structural features that all tRNA molecules have in common.

Describe the structural features that all tRNA molecules have in common.

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Q: In the tertiary structure of tRNA, where is the anticodon region

In the tertiary structure of tRNA, where is the anticodon region relative to the attachment site for the amino acid? Are these located adjacent to each other?

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Q: What is the end result of crossing over?

What is the end result of crossing over?

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Q: What is the role of aminoacyl-tRNA synthetase? The ability

What is the role of aminoacyl-tRNA synthetase? The ability of aminoacyl-tRNA synthetases to recognize tRNAs has sometimes been called the “second genetic code.” Why has the function of this type of en...

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Q: What is an activated amino acid?

What is an activated amino acid?

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Q: Discuss the significance of modified bases within tRNA molecules.

Discuss the significance of modified bases within tRNA molecules.

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Q: How and when does formylmethionine become attached to the initiator tRNA in

How and when does formylmethionine become attached to the initiator tRNA in bacteria?

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Q: Is it necessary for a cell to make 61 different tRNA molecules

Is it necessary for a cell to make 61 different tRNA molecules, corresponding to the 61 codons for amino acids? Explain your answer.

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Q: List the components required for translation. Describe the relative sizes of

List the components required for translation. Describe the relative sizes of these different components. In other words, which components are small molecules, macromolecules, or assemblies of macromol...

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Q: Describe the components of eukaryotic ribosomal subunits and the location where the

Describe the components of eukaryotic ribosomal subunits and the location where the assembly of the subunits occurs within living cells.

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