🧬 Biochemistry Solved MCQs with Answers

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

1490 solved MCQs

Elements found in D-block of the periodic table are known as?Answer: Transition elements What percent solution of NaCl is considered isotonic to mammalian RBCs?Answer: 0.9% Process of adding vitamins to milk is known as ______?Answer: Fortification Aspirin act as an analgesic and antipyretic by inhibiting _____?Answer: Cyclooxygenase enzyme Increased erythrocyte sedimentation rate is indication of ______?Answer: All of these Which of the following is least likely to regenerate?Answer: Cardiac muscle The best treatment of long bone fracture is ______?Answer: Intramedullary nailing Which is not a reducing sugar?Answer: Sucrose Krebs cycle is also called _____?Answer: Citric acid cycle The offspring of Horse is ____?Answer: Colt A heterozygous individual which carries unexpressed recessive gene for a sex-linked character is known as _____?Answer: Carrier Prokaryotic genetic system contains ______?Answer: Only DNA and no Histones All eukaryotes have cells with a membrane bound nucleus containing ______?Answer: DNA Genetic information in a DNA molecule is coded in the ______?Answer: Sequences of nucleotides Nucleolus is mainly formed by ______?Answer: RNA Chlorophyll 'a' is characterized by the side group of _____?Answer: Methyl Transcription is most similar to ______?Answer: DNA replication Glycolysis means splitting of ______?Answer: Glucose Which of the following is correct? n produces nothing, n produces 2n, 2n produces 2n, n produces nAnswer: n produces n A chromosome with an arm on one side only it is ______?Answer: Telocentric In di-hybrid cross, the ratio in F₂ generation is _____?Answer: 9:3:3:1 Chromosomes reduce to half in Meiosis cell division at ______?Answer: Anaphase I In mitochondrial electron transport chain, the oxidation of complex III and reduction of complex IV is mediated by ______?Answer: Cytochrome-c Proteins are detected by ______?Answer: Biuret test The presence of unsaturation can be tested with _______?Answer: Baeyer’s reagent Which one is a constituent of coenzyme?Answer: Vitamin B₂ The organic nutrient with the highest calorific value is ______?Answer: Fat Cola seeds contains quantities of _____?Answer: Caffeine Chemical compounds, protein in nature, made in the cells of living organisms are called?Answer: Enzymes Citrus fruits are considered rich in ______?Answer: Vitamin C