Drosophila homolog of TGF-β = Dpp

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#Id: 4596

#Unit 13. Methods in Biology

Diphenyltetrazolium bromide, a yellow tetrazole is reduced by metabolically active cells to form insoluble, purple formazan dye crystals detected at 570nm

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#Id: 8845

#Unit 10. Ecological Principles

Remote sensing A technique that measures conditions on Earth from a distant location, typically using satellites or airplanes that take photographs of large areas of the globe. 

Satellite images of ecosystems that show a pattern of high absorption of blue and red light and high reflectance of green light indicate ecosystems with high standing crops of producers.

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#Id: 652

#Unit 3. Fundamental Processes

The Ames test uses a strain of S. typhimurium that is mutant for the operon responsible for the biosynthesis of the amino acid histidine.

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#Id: 894

#Unit 13. Methods in Biology

Recognize the same sequence and cut at exactly the same position, these enzymes are called isoschizomers.

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#Id: 7448

#Unit 5. Developmental Biology

ACR harbours seven transmembrane domains and is embedded in the nuclear membrane of prestalk cells.