TEMED catalyzes the decomposition of the persulfate ion to give a free radical (i.e., a molecule with an unpaired electron):

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#Unit 5. Developmental Biology

Genomic equivalence

The presence of identical genes in cells that are radically different from each other.

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#Unit 5. Developmental Biology

Induction

Kind of interaction in which one group of cells changing the behavior of an adjacent set of cells, thereby causing them to change their shape, mitotic rate, or cell fate. 

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There are two components of inductive interaction:

 Inducer

 Responder

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Inducer 

the tissue that produces a signal (or signals) that changes the cellular behavior of the other tissue.

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Responder, 

the cell or tissue being induced.

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Cells of the responding tissue must have both, 

A receptor protein for the inducing factor 

The ability to respond to the signal