A same meaning or not problem:
All metabotropic receptors are second , coupled to G proteins that control the production of adrenergic messengers .
Secondly , all metabotropic receptors , coupled to G , are proteins that control the production of adrenergic chemical messengers .
****
[A]: yes

A same meaning or not problem:
Eoacmaea chamorrorum is a species of sea snail , a true limpet , a true gastropod mollusk in the family Eoacmaeidae , one of the families of marine limpets .
Eoacmaea chamorrorum is a species of sea snail , a true limpet , a true gastropod mollusk in the Eoacmaeidae family , one of the Marinelimpets families .
****
[A]: yes

A same meaning or not problem:
A double check always forces the opponent to defend the king , since it is impossible to move attacks from two directions in any other way .
A double check always forces the opponent to move the king , since it is impossible to defend attacks from two directions in another way .
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[A]: no

A same meaning or not problem:
Born in Dublin in 1582 , he was the second but third surviving son of Arland Ussher and his wife Margaret .
Born in Dublin about 1582 , he was second but third surviving son of Arland Ussher and his wife Margaret .
****
[A]:
yes