The cell (DNA and genes), our latest simulations http://www.edumedia-sciences.com/ eduMedia, RSS feeds en quentin.thiaucourt@edumedia-sciences.com http://www.edumedia-sciences.com/media/logo.jpg Logo http://www.edumedia-sciences.com/ <![CDATA[Karyotype activities]]>

A karyotype provides meaningful information regarding the overall chromosome makeup of the cell. Translocations, deletions, inversions are some chromosome structural abnormalities that can be analysed along with chromosome numerical abnormalities. A try-it-yourself activity will teach you how chromosomes should be arranged in order to further study these abnormalities.

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<![CDATA[Mitosis #2]]>

Illustration of the different stages of mitosis in an animal cell.

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<![CDATA[Translation #2]]>

Translation of messenger RNA (mRNA) in proteins synthesis.

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<![CDATA[From amniocentesis to karyotype]]>

A karyotype is an ordered display of an individual’s chromosomes. A karyotype provides information about the number of chromosomes as well as  about abnormalities in the chromosome structure. Amniocentesis is a technique for withdrawing  fetal cells from which chromosomes can be extracted.

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<![CDATA[Karyotype game]]>

A karyotype provides meaningful information regarding the overall chromosome makeup of the cell. Translocations, deletions, inversions are some chromosome structural abnormalities that can be analysed along with chromosome numerical abnormalities.
A try-it-yourself activity will teach you how chromosomes should be arranged in order to further study these abnormalities.

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<![CDATA[Gene cloning]]>

Cloning a gene is multi-step process involving  the isolation of the gene of interest from one given organism, then the transfer of the gene of interest to a host cell which is capable of  producing  large quantities of recombinant protein.

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<![CDATA[Meiosis]]>

Meiosis produces haploid cells from diploid cells. Meiosis is a peculiar type of cellular division in which diploid germ line cells give rise to haploid reproductive cells or gametes. Meiosis plays a key role in generating tremendous genetic diversity.

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<![CDATA[Translation]]>

Translation of messenger RNA (mRNA) in proteins synthesis.

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<![CDATA[DNA replication]]>

DNA’s replication: three levels of observation:

  • uncondensed chromosomes during the S phase.
  • The DNA molecule double helix.
  • nucleotide sequences.
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<![CDATA[Transcription]]>

Transcription of DNA onto messenger RNA .

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