It Is Sometimes Possible to Design a Degenerate Oligonucleotide Probe

Multiple Choice

It is sometimes possible to design a degenerate oligonucleotide probe for screening a DNA library if the amino acid sequence of the protein is available. These probes are

A) composed of a mixture of different oligonucleotide sequences.
B) composed only of the most frequently used codon for each amino acid.
C) completely random oligonucleotide sequences.
D) small restriction enzyme fragments.