Exercising your brain every day is beneficial__________

Exercising your brain every day is beneficial__________A.for younger and older p

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Some other illnesses may exhibit symptoms similar to those o

Some other illnesses may exhibit symptoms similar to those of flu and anthrax.A.

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It is the lack of money that has held up the progress in usi

It is the lack of money that has held up the progress in using replacement genes

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But ultimately he gave in.

But ultimately he gave in.A.undoubtedly B.certainly C.finally D.necessarily

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