Problem: It was first completed successfully by a 12-year-old American , Tom Schaar , on March 26 , 2012 .
It was first successfully completed by a twelve-year-old American , Tom Schaar , on 26 March 2012 .
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A: yes

Problem: Proteins that form stable complexes with other molecules are often referred to as receptors while their binding partners are called ligands .
Proteins that form stable complexes with other molecules are often referred to as receptors , while their binding partners are referred to as ligands .
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A: yes

Problem: In the USA , the film earned 360,000 US dollars , UK -- 157,000 , Mid-East -- 300,000 and Australia -- NZ -- 150,000 .
In NZ the film earned $ 360,000 , UK -- $ 157,000 , Australia -- $ 300,000 and US -- Mid-East -- $ 150,000 .
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A:
no