user20061024
user20061024
02.07.2019 • 
English

Which best revises this sentence for clarity without changing its overall meaning? during recent research, genetic researchers have isolated the gene that determines the natural times a person sleeps and wakes. a. genetic researchers recently isolated the gene that determines a person's natural sleep cycle. b. during research, genetic researchers have isolated the gene that determines the natural times a person sleeps and wakes. c. during recent research, genetic researchers have isolated the gene that determines times a person sleeps and wakes. d. during recent research, genetic scientists who research have isolated the gene that determines the natural times a person sleeps and wakes.

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