Disorders in Biotechnology Methotrexate is toxic to human cells because it inhibits formation of CTP from UTP synthesis of PRPP reduction of H2 folate to H4 folate None of these formation of CTP from UTP synthesis of PRPP reduction of H2 folate to H4 folate None of these ANSWER DOWNLOAD EXAMIANS APP
Disorders in Biotechnology During sickle cell anemia which of the following takes place? Aspartic acid change to glutamic acid Glutamine change to valine Valine change to glutamine Glutamic acid change to aspartic acid Aspartic acid change to glutamic acid Glutamine change to valine Valine change to glutamine Glutamic acid change to aspartic acid ANSWER DOWNLOAD EXAMIANS APP
Disorders in Biotechnology What is the defective enzyme in the glycogen storage Von Gierke's disease? Phosphofructokinase None of these Phosphorylase Glucose-6-phosphatase Phosphofructokinase None of these Phosphorylase Glucose-6-phosphatase ANSWER DOWNLOAD EXAMIANS APP
Disorders in Biotechnology If the RBC of human were kept in 0.9% NaCl solution, what sort of change will occur to RBC? Cell will shrink Cell will Burst No change to RBC RBC will destroy Cell will shrink Cell will Burst No change to RBC RBC will destroy ANSWER DOWNLOAD EXAMIANS APP
Disorders in Biotechnology Which of the modification in hemoglobin is the cause of sickle cell anemia? A mutation in the beta chain Replacement of the B chain by D chain A deletion in the beta chain None of these A mutation in the beta chain Replacement of the B chain by D chain A deletion in the beta chain None of these ANSWER DOWNLOAD EXAMIANS APP
Disorders in Biotechnology A deficiency of the enzyme Hypoxanthine Guanine phosphoribosyl transferase (HGPRT) may cause Lesch- Nyhan syndrome Gaucher's disease Ehlers-Danlos syndrome Kleinefelter's syndrome Lesch- Nyhan syndrome Gaucher's disease Ehlers-Danlos syndrome Kleinefelter's syndrome ANSWER DOWNLOAD EXAMIANS APP
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