Q161
Open questionArchaeopteryx' is a connecting link between which of the following classes of animal?
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Biology GK · all questionsGentics and Evoloution
Gentics and Evoloution
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Q162
Open questionThe initial concept of a mechanism for regulation of gene expression, was generated by
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Q163
Open questionWho synthesised the DNA in vitro?
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Q164
Open questionLimbs of frog, lizard, bird and human are examples of . . . . . . . . organs.
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Q165
Open questionWhenever two members of an allelic series are crossed, it is found that their F2 generation always contains homozygous dominant, heterozygous and homozygous recessive in the ratio of
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Q166
Open questionMutagens are
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Q167
Open questionChain termination during protein synthesis is brought about by which of the following?
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Q168
Open questionThe starting amino acids in eukaryotes and prokaryotes are, respectively,
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Q169
Open questionThe sugar present in DNA is
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Q170
Open questionMendel's principles of inheritance are based on
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Q171
Open questionLiving organisms are kept separate from closely related species inhabiting the same geographical region by reproductive isolating mechanism called
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Q172
Open questionThe concept, the theory of the natural selection, was published in which of the following publications?
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Q173
Open questionFunctional genomics deals with the
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Q174
Open questionThe primase enzyme is associated with other proteins that together form a complex called the
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Q175
Open questionThe rocks formed just after the first formed rocks are called
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Q176
Open questionThe investigation of life on heavenly bodies other than the earth is called
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Q177
Open questionThe importance of tissue cultures in studying plant morphogenesis was first anticipated by
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Q178
Open questionDNA replication is a discontinuous process and takes place in sholt segments called
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Q179
Open questionWhich one of the following genetic disease is sex-linked?
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Q180
Open questionIn which kind of duplication a segment of the chromosome is repeated some distance away from its normal location?
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