Course contents :

IV-Cytogenetics

1. cell cycle and cell division (mitosis  meiosis).
2. Gametogenesis(oogenesis &spermatogenesis).
3. structure of  chromosomes.
4. chromosomal study& karyotyping.
5. chromosomal bands:  G banding, fluorescence in situ hybridization.
6. Sex chromatin (Barr body ).
7. chromosomal aberrations :

a-numerical abnormalities :

i-aneuploidy (monosomy,trisomy)

ii-polyploidy (triploidy , tetraploidy, endoreduplication)

b-structural abnormalities :

1. translocation. 
2. deletion.
3. inversion. 
4. insertion.
5. isochromosome.
6. dicentric chromosome.
7. ring chromosome.
8. duplication. 
9. ragile x chromosome