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TLS Online TPP Program

#Id: 7018

In many cases, signaling factors maintain the stem cell in an uncommitted state.

#Unit 5. Developmental Biology #Basic concepts of development #Part B Pointers
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TLS Online TPP Program

#Id: 115

#Unit 5. Developmental Biology

There are two components of inductive interaction:
 Inducer
 Responder
TLS Online TPP Program

#Id: 116

#Unit 5. Developmental Biology

Inducer 
the tissue that produces a signal (or signals) that changes the cellular behavior of the other tissue.
TLS Online TPP Program

#Id: 117

#Unit 5. Developmental Biology

Responder, 
the cell or tissue being induced.
TLS Online TPP Program

#Id: 118

#Unit 5. Developmental Biology

Cells of the responding tissue must have both, 
A receptor protein for the inducing factor 
The ability to respond to the signal
TLS Online TPP Program

#Id: 119

#Unit 5. Developmental Biology

Competence 
The ability to respond to a specific inductive signal
TLS Online TPP Program

#Id: 120

#Unit 5. Developmental Biology

Reciprocal induction occurs when the two interacting tissues are both inducers and are competent to respond to each other’s signals.