Solve Biochemistry NEET-PG 2022 Total Questions: 10 1. A patient from a Mediterranean country visits Africa, where he develops malaria. He is treated with primaquine and later develops hemolytic anemia. Deficiency of an enzyme involved in which of the following pathways could be the cause? Gluconeogenesis Glycolysis Hexose monophosphate (HMP) pathway Luebering-Rapoport pathway None 2. The following is due to the deficiency of? Vitamin C Vitamin A Vitamin B Vitamin E None 3. Which of the following disorders follows autosomal recessive inheritance pattern? Treacher Collins syndrome Huntington's disease Achondroplasia Cystic fibrosis None 4. Which of the following helps in the transport of fatty acids across the inner mitochondrial membrane? Carnitine Acyl carrier protein Lecithin-cholesterol acyltransferase Carnitine and albumin None 5. A single mutation in a nucleotide base pair resulting in a termination codon is known as? Nonsense mutation Missense mutation Silent mutation Stop mutation None 6. A child presents to you with anemia, thrombocytopenia, and bony pain. On examination, hepatosplenomegaly was noticed. If light microscopy of bone marrow aspirate reveals "crumpled tissue paper" appearance, what is the enzyme defect? Sphingomyelinase Glucocerebrosidase Glucose 6-phosphatase Hexosaminidase None 7. DNA packing is done by which of the following? Glycoprotein Histone Adenine Nucleic acid None 8. An adolescent male patient presents to you with exercise intolerance. He gives a history of developing cramps on exertion. Which of the following enzyme deficiencies could be the cause? Hexokinase Myophosphorylase Hepatic glycogen phosphorylase Glucose-6-phosphatase None 9. The electron transport chain is a series of redox reactions that result in ATP synthesis. Which of the following is a cytochrome complex IV inhibitor? Carbon dioxide Cyanide Ouabain Oligomycin None 10. Which of the following enzyme activities can be estimated in red blood cells to diagnose vitamin B2 deficiency? Glutathione reductase Transketolase Pyruvate dehydrogenase Kynureninase None Time's up
