1. trisomy of chromosome 21
2. trisomy of chromosome 18
3. autosomal recessive gene
4. absence of one sex chromosome
absence of one sex chromosome
1. X and Y-chromosome
2. Y-chromosome
3. X-chromosome
4. autosomal chromosome
X-chromosome
1. variations
2. adaptations
3. evolution
4. mutations
mutations
1. 5
2. 6
3. 7
4. 10
7
1. green and blue
2. red and green
3. yellow and white
4. black and yellow
red and green
1. recessive autoaomal genes
2. dominant autoaomal genes
3. dominant sex organs
4. recessive sex organs
recessive autoaomal genes
1. haemophilic carrier
2. colourblind
3. AIDS patient
4. deaf
haemophilic carrier
1. Inversion
2. Translocation
3. Duplication
4. Non-disjunction
Translocation
1. paddy
2. white eye of Drosophila
3. ancon sheep
4. coconut
ancon sheep
1. pedigree
2. transarrangement
3. karyotype
4. ideogram
karyotype