Terminology

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  • 04

    Dec'15

    Central dogma

    Francis Crick's seminal concept that in nature genetic information generally flows from DNA to RNA to protein.

  • 04

    Dec'15

    cDNA

    DNA synthesized form an RNA template using reverse transcriptase.

  • 04

    Dec'15

    Biologics

    Agents, such as vaccines, that give immunity to diseases or harmful biotic stresses.

  • 04

    Dec'15

    Bioaugmentation

    Increasing the activity of bacteria that decompose pollutants; a technique used in bioremediation.

  • 04

    Dec'15

    Base pair

    A pair of complementary nitrogenous bases in a DNA molecule- adenine-thymine and guanine-cytosine. Also, the unit of measurement for DNA sequences.

  • 04

    Dec'15

    Bacteriostat

    A class of antibiotics that prevents growth of bacterial cells.

  • 04

    Dec'15

    Bacteriophage

    A virus that infects bacteria. Altered forms are used as vectors for cloning DNA.

  • 04

    Dec'15

    Bacteriocide

    A class of antibiotics that kills bacterial cells.

  • 04

    Dec'15

    Backcross

    Crossing an organism with one of its parent organisms.

  • 04

    Dec'15

    Bacillus thuringiensis (Bt)

    A bacterium that kills insects; a major component of the microbial pesticide industry.

  • 04

    Dec'15

    Amino acid

    Any of 20 basic building blocks of proteins composed of a free amino (NH2) end, a free carboxyl (COOH) end, and a side group (R).

  • 04

    Dec'15

    Alleles

    Alternate forms of a gene or DNA sequence, which occur on either of two homologous chromosomes in a diploid organism.

  • 04

    Dec'15

    Agarose gel electrophoresis

    A matrix composed of a highly purified form of agar that is used to separate larger DNA and RNA molecules rangins 20,000 nucleotides.

  • 04

    Dec'15

    Biotechnology

    Biotechnology: The scientific manipulation of living organisms, especially at the molecular genetic level, to produce useful products. Gene splicing and use of recombinant DNA (rDNA) are major techniques used. Study Also: Regulating Act of 1773 Visit: www.shenews.co.in | www.mocifi.com | www.vayicho.comĀ  https://www.youtube.com/watch?v=hpPANEuEbws

  • 04

    Dec'15

    Genetic Load

    A reduction in the average fitness of the members of a population because of the deleterious genes, or gene combinations, in the population. It has many particular forms, such as 'mutational load', 'segregational load'. and 'recombinational load'.

  • 04

    Dec'15

    Genetic Drift

    Changes in the frequencies of alleles in population that occur by chance, rather than because of natural selection.

  • 04

    Dec'15

    Eocene

    Eocene: The second oldest of the five major epochs of the Tertiary period, form 54 to 38 mya. It is often known for the rise of mammals. Study Also: Charter Act of 1833 Mocifi.com https://www.youtube.com/watch?v=x76iJz_9JO0

  • 04

    Dec'15

    Continental Drift

    The process by which the continents move as part of large plates floating on Earth's mantle.

  • 04

    Dec'15

    Convergent evolution

    The evolution of species from different taxonomic groups toward a similar form; the development of similar characteristics by taxonomically different organisms.

  • 04

    Dec'15

    Convergence

    Convergence: The process by which a similar character evolves independently in two species. Study Also: Election of Indian President Visit: www.shenews.co.in

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