The sunflower species Helianthus anomalus is thought to have been formed by hybridization between the sunflower species H.petiolaris and H.annuus because it contains a set of chromsomes from both parental species.H.anomalus is most likely an example of instantaneous speciation through
A) allopolyploidy.
B) autopolyploidy.
C) parthenogenesis.
D) hybrid sterility.
Correct Answer:
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