Gene Duplications During Vertebrate Evolution Have Led to

question 34

Multiple Choice

Gene duplications during vertebrate evolution have led to

• A) the control of body segmentation in mice by four copies of Hox genes.
• B) the abundance of somites in vertebrate embryos.
• C) the loss of other genes.
• D) a long development period of feathers in the chicken embryo.
• E) All of the above

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