Related InterviewSolutions

• Person having genotype would show the blood group as AB. This is because ofA. pleiotropyB. co-dominanceC. segregationD. incomplete dominance
• In sickle cell anaemia glutamic acid is re- placed by valine. Which one of the following triplets codes for valine?A. G GGB. A A GC. G A AD. G U G
• It is said that Mendal proposed that the factor controlling any character is discrete and independent .This proposition was based on theA. results of `F_3` generation of a crossB. observations that the offspring of a cross made between the plants having two contrasting characters shows only one character without any blendingC. self pollination of `F_1` offspringsD. cross pollination of parental generations
• In the `F_2` generation of a Mendelian dihybrid cross the number of phenotypes and geno- types areA. phenotypes - 4, genotypes - 16B. phenotypes - 9, genotypes - 4C. phenotypes - 4, genotypes - 8D. phenotypes - 4, genotypes - 9
• The inheritance patterm of a gene over genetations among humans is studed by the pedigree analysis.Character studied in the pedigree analysis is equivalent toA. qantitative traitB. Mendelian traitC. polugenic traitD. meternal trait
• In a certain taxon of insects some have 17 chromosomes and the others have 18 chro- mosomes. The 17 and 18 chromosome- bearing organisms areA. males and females, respectivelyB. females and males, respectivelyC. all malesD. all females
• Occasionally, a single gene may express more than one effect. The phenomenon is calledA. multiple allelismB. mosaicismC. pleiotropyD. polygeny
• In a dihybrid cross, if you get 9:3:3:1 ratio it denotes thatA. the alleles of two genes are interacting with each otherB. it is a multigenic inheritanceC. it is a case of multiple allelismD. the alleles of two genes are segregat- ing independently