Exam 25: Nucleic Acids and Protein Synthesis

The primary function of nucleic acids is:

The backbone of DNA is made up of ___.

In DNA sequencing,what is used to convert DNA molecules into smaller,more manageable fragments?

Which is the predominant tautomeric form of adenine when it is present in DNA?

Draw the structures of two tautomeric forms of guanine,one a lactam,the other a lactim.Explain the possible involvement of the lactim form in causing spontaneous mutation during replication.

In DNA,thymine can pair via hydrogen bonding to ___?

Draw the structures of the following nucleotides: a)2'-Deoxyguanosine 5'-phosphate b)2'-Deoxythymidine 5'-phosphate

In DNA,cytosine can pair via hydrogen bonding to ___?

What anticodon sequences of tRNAs are coded for by the mRNA sequence CUU-AUG-GCU-UGG-CCC-UAA?

Which is a correct statement concerning DNA structure?

What is the antisense nucleotide sequence of ACC GTG CAA GAT

A chemical that causes mutations in DNA is called a ___.

Separation of the fragments produced in the chemical sequencing of a DNA segment is achieved by the use of which of these techniques?

The codon is part of

A genome is defined as:

Draw structures to represent the bonding between deoxyribose and thymine.

In the DNA base pairs,adenine always bonds with ___ and cytosine with ___.

What is the order of the three main synthetic steps used for the laboratory synthesis of oligonucleotides?

The molecular archive of instructions for protein synthesis is called ___.The molecules that transcribe and translate these instructions are called ___.

Which of these has the smallest molecular weight?