A same meaning or not problem:
The fumarate - hydratase - gene which is located on the long arm of chromosome 1 ( 1q42.3-43 ) has 22 kilobases and comprises 10 exons .
The fumarate - hydratase - gene , located on the long arm of chromosome 1 ( 1q42.3-43 ) , stretches over 22 kilobases and has 10 exons .
****
[A]: no

A same meaning or not problem:
Cameron says no since he always stays with Lily so Mitchell decides to go to the concert then the party .
Cameron says no , because he always stays with Lily , so Mitchell decides to go to the concert and then to the party .
****
[A]: yes

A same meaning or not problem:
The private foundation operates under independent law with foundation capital from the governments of Germany and the State of North Rhine-Westphalia .
The Privatstiftung operates under independent law with foundation capital from the governments of Germany and the state of North Rhine-Westphalia .
****
[A]: yes

A same meaning or not problem:
The Sultan of Golconda extinguished Mysore and humiliated the Vijayanagara empire and accepted and attacked the kingdom of Mysore .
The Sultan of Golconda extinguished Mysore and humbled the Vijayanagara Empire and accepted and attacked the kingdom of Mysore .
****
[A]:
yes