Rapidly dividing tissues, shoot apical meristems, young leaves, and developing fruits and seeds are the primary sites of IAA synthesis.

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#Id: 5908

#Unit 3. Fundamental Processes

E. coli SSB is a tetramer of 74 kD that binds single-stranded DNA cooperatively

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#Id: 8890

#Unit 2. Cellular Organization

Mitotic spindle attach to chromosomes via specialized protein structures known as kinetochores

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#Id: 3809

#Unit 5. Developmental Biology

Once all proteins are functioning, a few starving cells start to emit cAMP pulses.

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#Id: 1054

#Unit 5. Developmental Biology

Hox12 and Hox13 paralogues specify the autopod.

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#Id: 349

#Unit 1. Molecules and their Interaction Relevant to Biology

The oxaloacetate is converted to PEP by phosphoenolpyruvate carboxykinase. This Mg2+ dependent reaction requires GTP as the phosphoryl group donor.