The Sympatric Speciation of Hawthorn and Apple Maggot Flies

question 31

Multiple Choice

The sympatric speciation of Hawthorn and apple maggot flies:

• A) has occurred in part because the adult flies emerge at different times of the season.
• B) has been linked to allopolyploidy.
• C) has occurred as a result of mutation and speciation within the host species.
• D) has resulted in subtle but distinctive changes in the physical appearance of the two flies.
• E) has occurred because of a geographic barrier

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