During human chromosome rearrangements deletion onto the chromosome 15 in the long arm causes Prader–Willi syndrome.

TLS Online TPP Program

#Id: 653

#Unit 3. Fundamental Processes

A more potent mutagen translates into a greater number of revertant colonies.

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#Id: 654

#Unit 3. Fundamental Processes

Reversal of the mutation can only be done by same mutagen which created forward mutation.

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#Id: 655

#Unit 3. Fundamental Processes

The telomere is absolutely required for the stability of the chromosome end.

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#Id: 656

#Unit 3. Fundamental Processes

The same type of telomeric sequence is found in plants and humans so conserved in nature.

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#Id: 657

#Unit 3. Fundamental Processes

 Telomeric sequences can be written in the general form Cn(A/T)m, where n >1 and m is 1 to 4.

TLS Online TPP Program

#Id: 658

#Unit 3. Fundamental Processes

TTAGGG repeats with size of 3–20-kb are telomeres of human chromosomes.