Why Is Speciation by Polyploidy More Likely in Plants Than

question 13

Multiple Choice

Why is speciation by polyploidy more likely in plants than in animals?

• A) Plants lack the DNA repair enzymes that animals have.
• B) Plants are sessile and cannot speciate via dispersal.
• C) Plant gametes can be produced from somatic cells that have undergone many rounds of mitosis.
• D) Plant gametes lack postzygotic isolating mechanisms.

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