1. Therefore , the regulation of which neural disc cells become SMCs is vital to imaginal development .
2. Therefore , the regulation from which neural disc cells become SMCs is vital to the development of the imaginal .

yes

1. Extremal states are usually called extremal states . Note that a condition is a pure state if and only if it is convex in the pure state group .
2. Extremal states are usually called pure states . Note that a state is a pure state if and only if it is extremal in the convex set of states .

no

1. In 1986 he left the star and joined the Muslim .
2. Then , in 1986 , he entered the star and left The Muslim .
no