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Q.47 Which of the following statements are correct? In complete dominance of one allele, heterozygous phenotype is same as that of homozygous dominant. In codominance, both phenotypes are expressed in […]

Q.46 For DNA replication, which of the following statements are true? Circular chromosome of E. coli replicates through multiple origin of replication. In each linear chromosome of eukaryote, DNA replication […]

Q.45 Which of the following statements are related to steroidal hormones? Cholesterol is the precursor of steroidal hormones. Steroidal hormones include oxytocin and prolactin. Steroidal hormones cannot cross the cell […]

Q.44 Echinoderm characteristics include: Calcareous endoskeleton in the form of ossicles derived from mesodermal tissue Adults have pentaradial symmetry and larvae with bilateral symmetry Water vascular system composed of water […]

Q.43 Malignant tumor cells have the following properties: Unregulated cell division Inhibition of angiogenesis Resistance to apoptosis Cellular immortality Ability to metastasis Choose the correct answer from the options given […]

Q.42 Which statements about MHC molecules are correct? Class I MHC molecules are composed of two non-covalently associated glycoproteins, α and β chains. MHC genes are polymorphic. Class I MHC […]

Q.41 Given below are two statements : Statement IRecombinant vaccine for hepatitis B is tle first synthetic vaccine for public use. Statement IIHepatitis B vaccine is a DNA vaccine. In […]

Q.40 Given below are two statements : Statement I : Loss of immune function resulting from exposure to external agents such as infection is known as primary immunodeficiency. Statement II […]

Q.39 Given below are two statements : Statement I : Genetic code is degenerate. Statement II : Genetic code resists single-base substitution mutations. In the light of the above statements, […]

Q.38 Given below are two statements : Statement I : Myofibrils are not attached to the plasma membrane. Statement II : Myofibrils are attached to the plasma membrane at both […]