Thin descending and thin ascending segments, have thin epithelial membranes with no brush borders, few mitochondria, & minimal levels of metabolic activity.

TLS Online TPP Program

#Id: 6915

#Unit 8. Inheritance Biology

Chromosome duplications are one way in which new genes evolve.

TLS Online TPP Program

#Id: 6916

#Unit 8. Inheritance Biology

Segmental duplications have played an important role in the evolution of human chromosomes; about 4% of the human genome consists of segmental duplications. 

TLS Online TPP Program

#Id: 6917

#Unit 8. Inheritance Biology

Unbalanced gene dosage leads to developmental abnormalities.

TLS Online TPP Program

#Id: 6918

#Unit 8. Inheritance Biology

Chromosome deletion 

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