Science & Medical Videos Dnatube
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Kinesin mutations in mice
The scientists didn't mess with the mice - these were already-exising mutations. I think the ...
9676 views
Interleukin -1: Molecular Model
Interleukin-1 binding to its receptor on a cell surface, created from structural data. In ...
5933 views
Kinesin mutations in mice #1
Kinesin is motor protein, moving organelles in cell.
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Kinesin
Kinesin is a processive (step-by-step) motor that pulls organelle long microtubules. It this ...
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Prions Madcow mechanism
A short animation on the mechanism of prion diseases. The entry of the infectious prion proteins ...
20714 views
Maintenance of pH: Buffer
Buffer solutions are solutions which resist change in hydronium ion and the hydroxide ion ...
12527 views
Cohesion Water Transport
Plants transport water with minerals via xylem. Since xylem is dead, how-com water can get from ...
10941 views
What are Isotopes?
Isotopes are any of the several different forms of an element each having different atomic mass ...
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Covalent Bond
Covalent bond is a form of chemical bond in which atoms share electron pairs. Covalent bonds can ...
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Structure of DNA
The structure of DNA is illustrated by a right handed double helix, with about 10 nucleotide ...
17427 views
Salt dissolving
Salt dissolves in water. When salt is put in water, the sodium which is positively charged is ...
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Ionic Bond: NaCl
Ionic bonds are a type of chemical bond based on electrostatic forces between two ...
260861 views
DNA Replication
This video show DNA replication which is a fundamental process occurring in all organisms to ...
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Exocytosis: role of plasma membrane
Cytomembrane is a thin membrane around the cytoplasm of a cell. It controls passage of ...
29009 views
Cilia and Flagella
Cilia and flagella are projections from the cell. They are made up of microtubules , as shown in ...
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Plants and Osmosis
Osmosis is the movement of water molecules from an area of higher concentration to an area of ...
20402 views
Cyclosis in Plant cells
Cytoplasmic streaming is the flowing of cytoplasm in eukaryotic cells. This occurs in both plant ...
88517 views
Fluid Mosaic Model
A mosaic is a structure made up of many different parts. The plasma membrane, a fluid mosaic is ...
20477 views
Active uptake
Active uptake is the mediated transport of biochemicals, and other atomic/molecular substances, ...
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Endocytosis
Endocytosis is a process where cells absorb material from the environment by fusing it with ...
23240 views
Paramecium and Osmosis
The Paramecium is a group of Protist, Ciliate. They generally feed upon bacteria and other small ...
14416 views
Transcription: From DNA to mRNA
Before the synthesis of a protein begins, the corresponding RNA molecule is produced by RNA ...
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Translation: from mRNA to polypeptide
The ribosome binds to the mRNA at the start codon (AUG) that is recognized only by the initiator ...
17943 views
Protein Synthesis: overview
DNA encodes for the production of amino acids/ proteins. It begins with transcription (mRNA ...