Genetics
Thalassemia and sickle cell anemia are caused due to a problem in globin molecule synthesis. Select the correct statement.
First clinical gene therapy was given in 1992 to a 4 years old girl for
Gene therapy is a procedure of introducing copies of a healthy gene to replace defective gene responsible for disease development. The first clinical gene transfer took place on 22nd May 1992 for correction of adenosine deaminase (ADA) enzyme deficiency.
Thalassemia and sickle cell anemia are caused due to a problem in globin molecule synthesis. Select the correct statement.
If both parents are carriers for thalassemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child?
Which of the following disorders are caused due to recessive autosomal mutations?
Both sickle cell anemia and huntington's chorea are
Sickle-cell anaemia is
If both parents are carriers for thalassaemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child?
Choose the correct answer from the alternatives given. Match column I with column II and select the correct option from the given codes. Column I Column II A. Sickle cell anaemia (i) 7th chromosome B. Phenylketonuria (ii) 4th chromosome C. Cystic fibrosis (iii) 11th chromosome D. Huntingtons disease (iv) X - chromosome E. Colourblindness (v) 12th chromosome
Match column I with column II and select the correct option from the given codes. Column I Column II A. Autosomal recessive trait (i) Downs syndrome B. Sex-linked recessive trait (ii) Phenylketonuria C. Metabolic error linked to autosomal recessive trait (iii) Haemophilia D. Additional 21st chromosome (iv) Sickle cell anaemia
The disease sickle-cell anaemia is caused by the substitution of (i) by (ii) at the (iii) position of (iv) globin chain of haemoglobin molecule. Which of the, following correctly fills the blanks in the above statement?
In sickle cell anaemia glutamic acid is replaced by valine. Which one of the following triplets codes for valine?