1. Glucosomes helps in a) Fat synthesis
b) Glucose synthesisc) Starchd) Carbohydrates2. Myofibril helps ina) Muscular contractionb) Ligamentus contractionc) Both a & bd) None3. Ribosomes helps ina) Translation of RNA into proteinb) Translation of DNA into proteinc) Conversion of fats into acidsd) None4. Peroxisomesa) Breakdown of hydrogen peroxideb) Formation of hydrogen peroxidec) Breakdown of hydrogen dioxided) Formation of hydrogen dioxide5. Glyoxysomes helps in a) Conversion of sugar into fatsb) Conversion of fats into sugarc) Conversion of acids into basesd) Conversion of bases into acids6. Carboxysomes helps ina) Carbon fixationb) Oxygen fixationc) Carbon monoxide fixationd) None7. Plasmid isa) Circular RNAb) Spring shape DNAc) Circular DNAd) Both b & c8. Types of protein a) Fibrous b) Globular c) Membraned) All of them9. Structure types of membrane proteins a) Beta barrelsb) Helix bundlesc) Both a & bd) none10. examples of environmental stimulia) photon hitting cells in retina of eyeb) odorants binding to odorant receptors in nosec) both a & bd) none11. types of second messenger area) hydrophilicb) hydrophobicc) gasesd) all of these12. examples of extra cellular receptorsa) G protein coupled receptorsb) Receptor tyrosine kinasec) Integrind) All13. Types of intra cellular receptorsa) Nuclear receptorsb) Cytoplasmic receptorsc) Both a & bd) Mitochondrial receptors14. G protein coupled receptors havea) Protein+ G protein (G alpha, G beta ,G gamma)b) G proteinc) G protein (alpha , beta)d) G protein (alpha, beta, gamma)15. Receptor tyrosin kinase isa) Transmembrane proteinb) Transmembrane protein & have 2 domainsc) Transmembrane and have 1 domaind) 2 domains only16. Weak acid and basesa) Only partially ionizesb) Completely ionizesc) May or may notd) All17. PH isa) Potency of hydrogen ion concentrationb) Potency of OH ion concentrationc) Bothd) None18. PH + POH=a) 14b) 15c) 20d) 2119. Acid dissociation constanta) Kab) Kwc) Kcd) Pk20. Kw isa) Equilibrium constant of waterb) Acid dissociation constantc) Base dissociation constantd) None21. PH+POH=14 a) 9+5=14 b) 8+6=14c) 7+7=14d) 10+4=14 22. Buffersa) resist changes in pH from the addition of acid or baseb) resist changes in pH from the addition of acid or basec) resist changes in pH from the addition of acid or based) all23. components of buffer area) acid–base conjugate pairsb) can be a weak acid and a salt of its conjugate basec) can also be a weak base and a salt of its conjugate acidd) all24. Does each of the following combinations produce a buffer solution or nota) . HCl and KClb) H2CO3 and NaHCO3c) H3PO4 and NaCld) HC2H3O2 and KC2H3O2
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