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TLS Online TPP Program

#Id: 7000

Limited renewal of adult stem cells may contribute to aging..

#Unit 5. Developmental Biology #Basic concepts of development #Part B Pointers
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TLS Online TPP Program

#Id: 6919

#Unit 8. Inheritance Biology

Chromosome deletion - Loss of a chromosome segment.
TLS Online TPP Program

#Id: 6920

#Unit 8. Inheritance Biology

Deletion include,
Terminal deletion
ntercalary/interstitial deletion 
Microdeletion
TLS Online TPP Program

#Id: 6921

#Unit 8. Inheritance Biology

Cri-du- chat syndrome- Deletion on 5, short arm
Wolf– Hirschhorn syndrome- Deletion on 4, short arm
Williams– Beuren syndrome - Deletion on 7, long arm
Prader– Willi syndrome- Deletion on 15 long arm 
TLS Online TPP Program

#Id: 6922

#Unit 8. Inheritance Biology

Deletion of a number of pairs that is not evenly divisible by three will lead to a frameshift mutation. 
TLS Online TPP Program

#Id: 6923

#Unit 8. Inheritance Biology

In an individual heterozygous for a deletion, the normal chromosome loops out during chromosome pairing in prophase I.
TLS Online TPP Program

#Id: 6924

#Unit 8. Inheritance Biology

Deletion includes the centromere, then the chromosome will not segregate in meiosis or mitosis and will usually be lost.