The constructive method involved direct analysis of protein and gives absorbance at wavelength of 280 nm.

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#Unit 12. Applied Biology

The pH indicator phenol red is used for monitoring the status of the medium. This will change from red at pH 7.2–7.4 to yellow or fuchsia as the pH becomes either acidic or alkaline, respectively.

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#Unit 3. Fundamental Processes

DnaA has a weak ATPase intrinsic activity which is enhanced by a factor termed Hda.

In a conceptually elegant feedback loop, Hda is recruited to a replication origin via the b subunit of the DNA polymerase. it acts to switch off DnaA

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#Id: 7555

#Unit 6. System Physiology – Plant

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#Id: 2098

#Unit 8. Inheritance Biology

Chromosome duplications are one way in which new genes evolve.

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#Id: 9715

#Unit 4. Cell Communication and Cell Signaling

Activated Ste11 then phosphorylates Ste7, a dual-specificity MEK.