The Duplication of Homeotic (Hox) Genes Has Been Significant in the Evolution

question 51

Multiple Choice

The duplication of homeotic (Hox) genes has been significant in the evolution of animals because it ________.

• A) permitted the evolution of novel forms
• B) caused the extinction of major groups
• C) reduced morphological diversity into simpler forms of life
• D) allowed animals to survive on significantly fewer calories

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