Same meaning?
Polymers of the coordination type are also stereoregular and can be isotactic or syndiotactic instead of atactic .
Polymers of the type of coordination are also atactic and can be isotactic or syndiotactic instead of just stereoregular .

Answer: no

Same meaning?
Central Italy refers to the areas of Abruzzi e Molise , Marche , Umbria , Lazio and Tuscania .
Central Italy refers to the regions of Abruzzi e Molise , Marche , Umbria , Lazio and Tuscania .

Answer: yes

Same meaning?
The new negative is tested and printed again .
The new negative is printed and again is tested .

Answer: no

Same meaning?
In 2017 , Zack Sabre Jr. returned to Progress on Chapter 55 , Defeated by Scurll
In 2017 Zack Sabre Jr. returned to Progress on Chapter 55 , being defeated by Scurll

Answer:
yes