The original sentence contains several errors. First, the opening modifier "given its authoritative
coverage of other science topics" describes the textbook as a whole, yet the subject of the main clause
is "the textbook's chapter on genetics." Second, the relative pronoun "which" is used here to modify
the entire clause "the textbook's chapter on genetics is surprisingly tentative." Which" must modify
the immediately preceding noun only; it cannot modify
...
coverage of other science topics" describes the textbook as a whole, yet the subject of the main clause
is "the textbook's chapter on genetics." Second, the relative pronoun "which" is used here to modify
the entire clause "the textbook's chapter on genetics is surprisingly tentative." Which" must modify
the immediately preceding noun only; it cannot modify
...




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