The family pedigree of Queen Victoria shows a number of haemophilic descendants as she was:
1. Affected by the disease
2. Carrier for the disease
3. Did not carry the allele for hemopihilia
4. Was not a queen
Study the given pedigree chart and choose the correct statement
1. The trait under study is dominant.
2. Both parents are homozygous.
3. The trait can be X-linked recessive disease haemophilia.
4. The trait depicted is autosomal recessive like cystic fibrosis.
The trait shown in the given pedigree chart is most likely a/an:
1. Autosomal recessive trait
2. Autosomal dominant trait
3. Sex linked recessive trait
4. Sex linked dominant trait
Study the pedigree chart of a family showing the inheritance of myotonic dystrophy.
The trait under study is
1. dominant X-linked
2. recessive X-linked
3. autosomal dominant
4. recessive Y-linked.
In the given pedigree chart select the correct statement:
(1) A & B are twins
(2) A is younger than B
(3) B is younger than A
(4) Can’t determine the age of A & B