The E3 TrCP ubiquitin ligase then binds to two phosphorylated β-catenin residues, leading to β-catenin ubiquitinylation and degradation in proteasomes.

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#Unit 13. Methods in Biology

Molecular (sub-)structures responsible for interaction with electromagnetic radiation are called chromophores. 

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#Id: 917

#Unit 13. Methods in Biology

Propidium iodide-labeled cells can be identify cells within the populations are at each stage of the cell cycle.

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#Id: 4654

#Unit 13. Methods in Biology

Propidium iodide-labeled cells in order as

Apoptotic cells

G1/G0

S

G2/M  

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#Unit 3. Fundamental Processes

Recombination-repair systems use recombination to replace the double-stranded region that has been damaged.

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#Id: 8274

#Unit 1. Molecules and their Interaction Relevant to Biology

Two Requirements for Hydrogen Bonding:

First molecules has hydrogen attached to a highly electronegative atom (N, O, F) called as (hydrogen bond donor)

Second molecule has a lone pair of electrons on a small highly electronegative atom (N, O, F) called as (hydrogen bond acceptor)