Recombinant DNA Technology
The RP13 gene of chromosome 17 codes for a protein __________ .

involved in the determination of personality
that is a component of hair and nails
involved in eye development
involved in glucose transport

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Recombinant DNA Technology
Some genetic diseases cannot be diagnosed by changes in restriction sites. Some of these can be detected by allele-specific oligonucleotide probes. These are

short sequences that will hybridize only to a specific base sequence
mutagenized copies of a gene
PCR-amplified variable numbers of tandem repeats (VNTRs)
copies of the gene with an altered sequence so that a restriction site is inserted

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