Flow cytometry or FACS is the sine qua non (without which, nothing) of the modern immunologist’s toolbox.

Flow cytometry is based on light scattering and fluorescence 

Forward light scattering detect shape and side scattering detects granularity and complexity of the cell

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#Id: 2182

#Unit 11. Evolution and Behavior

Change in environmental condition is not necessary for natural selection.

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#Id: 1543

#Unit 2. Cellular Organization

Stathmin decreases the effective concentration of tubulin subunits that are available for polymerization (an action analogous to the drug colchicine) and enhances that a growing microtubule will switch to the shrinking state.

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#Id: 5446

#Unit 7. System Physiology – Animal

Tetraethylammonium ion blocks the potassium channels when it is applied to the interior of the nerve fiber.

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#Id: 7011

#Unit 5. Developmental Biology

Regulation is highly influenced by the microenvironment that surrounds a stem cell and is known as the stem cell niche.

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#Id: 3636

#Unit 3. Fundamental Processes

Rate of protein synthesis slows down when all three bases of a codon engaged in strong Watson-Crick pairing with the three bases of the anticodon.