The models proposed for the development of the limb place quite a big burden on the cells' response to apparently simple signals.

The model proposed originally in 1974 by A. Chodos et al.

This model proposed the idea that learning was possible through the completion of various stages.

A civilian model was proposed, but not produced, and the project was eventually abandoned.

This model proposes a back and forth flow mechanism for sharing information.

That model first proposed in 1964 and is now known as the Holliday Junction.

These models propose a modification to the climax concept towards one of dynamic states.

The shifting standards model proposes that judgments are influenced by relative comparisons.

This model proposes that personality provides a baseline for emotional responses.

The model proposes that each day is really four separate days occurring simultaneously.