🧬 Biochemistry Solved MCQs with Answers

Practice 1490 approved 🧬 Biochemistry questions with verified answers from the 🧬 Medical Science subject for Pakistan exams.

1490 solved MCQs

The antibody that plays primary role in protecting against pathogens that invade through the gut or respiratory mucosas:Answer: IgA Real-time PCR is so called because:Answer: It tells the copy number of DNA amplified after each cycle Which one of the following substances is NOT released by activated helper T cells?Answer: Interleukin-1 Ingestion of excessive quantities of bracken fern is responsible for:Answer: Secondary Thiamine deficiency Perosis in birds is due to deficiency of:Answer: Manganese Kupffer cells are present in:Answer: Liver Fibroblasts in healing wound are derived from:Answer: Local mesenchyme Mulberry Heart Disease in Swine is due to deficiency of:Answer: Se Coomb’s test is done for diagnosis of:Answer: Equine infectious anemia Diagnostic test done in hyperuricemia condition for kidney functions is:Answer: Plasma creatinine A graft between two genetically dissimilar individuals of the same species is called:Answer: Allograft Patients with lactose intolerance will experience diarrhoea when they consume which of the following?Answer: Milk A 45-year-old lady present with cold intolerance and weight gain. There is swelling in the neck the most important investigation to confirm diagnosis is ______?Answer: Thyroid function test In a patient of tetany, which of the following serum electrolyte is decreased?Answer: Calcium What is albinism?Answer: Generalized hypopigmentation Apoptosis means ______?Answer: Program cell death Which of the following cells are acute inflammation cell?Answer: Neutrophil Which of the following milks has lowest concentration of protein?Answer: Human Which of the following are causes of bilateral spastic paraparesis?Answer: Vitamin B12 deficiency C-reactive protein may be raised in all of the following EXCEPT which one?Answer: Diabetes In a patient with hirsutism which finding would make you question whether a diagnosis of polycystic ovary syndrome is incorrect?Answer: Elevated 17-hydroxyprogesterone Which of the following blood cells play an important role in blood clotting?Answer: Thrombocytes (Platelets) To overcome diabetes mellitus, a person can increase the intake of _____ and reduce the intake of ______?Answer: Protein and fats An expert is interested to find the prevalence of protein energy malnutrition among children in an urban slum. The most practical indicator in this survey would be?Answer: Weight for age The values of prevalence and incidence differs particularly in case of:Answer: Diabetes mellitus The percentage of daily total calories obtained from carbohydrates should be:Answer: 50-60% What is the name of iron containing protein that gives red color to the blood?Answer: Hemoglobin Serum differs from blood as it lacks:Answer: Clotting factor A person who is suffering from hypertension should cut down on?Answer: Sodium The route through which the food is directly introduced in the stomach or intestine is called:Answer: Enteral route