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

question 4

Multiple Choice

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

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

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Definitions:

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