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GRB PUBLICATION-Human Evolution -Assertion-Reason Type Questions
- Rosalind Franklin, the chief contributor to the discovery of DNA's str...
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- Guanine cannot pair with thymine. These nitrogenous bases do not ha...
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- The amount of A, T, G and C in DNA varies from species to species. ...
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- The two strands of DNA are antiparallel. Only antiparallel polynucl...
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- Comparing to RNA, DNA is catalytic and reactive. RNA is chemically ...
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- DNA replication is semiconservative. Each replicated DNA molecule c...
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- Messenger RNA encodes the amino acid sequence of a protein. A triple...
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- Ribosomal RNA is synthesized in the cytoplasm of the cell. It is tra...
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- Genetic code is non-overlapping. No single base take part in the fo...
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- Transcription is the mode in which DNA passes its genetic information ...
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- The operon is a unit of gene expression. Lac operon in E. coli is a...
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- Regulator is a gene that codes for a repressor protein molecule. Th...
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- The m-RNA attaches itself to the ribosome via its 3 end. The m-RNA...
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- Split genes' concept is applicable only to the prokaryotes. Prokary...
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- DNA fingerprinting is also known as genetic fingerprinting. It was ...
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- The primitive atmosphere was reducing in nature. Free oxygen was ab...
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- Stanley Miller performed an experiment to prove the origin of life. ...
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- Prokaryotes have limited genetic diversity. They reproduce by bina...
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- The earliest prokaryotes must have been autotrophs. They must have ...
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- Life originated in the ocean. First living organism could make use...
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