ORC is an initiation complex whose binding identifies an origin of replication.

TLS Online TPP Program

#Id: 9609

#Unit 4. Cell Communication and Cell Signaling

Phosphorylation leads to a conformational change in the activation loop that unblocks kinase active site by reducing the Kd for ATP or the substrate to be phosphorylated.

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#Id: 3091

#Unit 3. Fundamental Processes

wo other proteins needed for division, ZipA and FtsA.

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#Id: 7169

#Unit 5. Developmental Biology

The major candidate for the factor that forms the Nieuwkoop center was β-catenin (This multifunctional protein also proved to be a key player in the formation of the dorsal amphibian tissues)

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#Id: 7576

#Unit 5. Developmental Biology

Sperm that are not capacitated are “held up” in the cumulus matrix and are unable to reach the egg

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#Id: 3497

#Unit 12. Applied Biology

Haploid plants can be produced in large numbers by anther and ovary cultures and from interspecific crosses.