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KARYOTYPE ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
 
Chromosome structure ,[object Object],[object Object],[object Object],[object Object],Figure 1. Chromatin and condensed chromosome structure during metaphase of cell division
Human karyotype
Karyotyping  ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
 
Sex inheritance ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Figure 2. Sex chromosomes in human
 
Sex linkage ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Sex linkage in  Drosophila melanogaster
Red-green colour blindness ,[object Object],A – the normal dominant allele  allows full colour vision  a – the less common recessive allele  produces red-green colour blindness
Haemophilia ,[object Object],[object Object],[object Object]
 
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
An example of a chromosome mutation – Down's syndrome ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
 
 
Pre-natal testing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Chorionic villus sampling
Amniocentesis
Multiple alleles

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Karyotype