he 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


A

Biology & Microbiology

You might also like to view...

Let P = purple flowers and p = white, and T = tall plants and t = dwarf. What are the genotypes of the gametes that are produced by a plant that is heterozygous for both traits?  

A.  PpTt only B.  PT and pt C.  P, p, T, and t D.  PT, Pt, pT, and pt E.  Tt, TT, tt, Pp, PP, and pp Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know? How does it relate to the question? Consider Possibilities · Are other answers plausible? Choose Answer · Given what you now know, what approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

A rod-shaped bacteria is called:

a. coccus. b. auxospore. c. bacillus. d. bacteriophage. e. spirillus.

Biology & Microbiology

This figure describes a typical example of ____

a. biotic potential growth b. exponential growth c. logistic growth d. logarithmic growth e. density-dependent growth

Biology & Microbiology

Which enzyme converts ATP to cyclic AMP?

a. lactic dehydrogenase b. creatine phosphokinase c. pancreatic nucleotidase d. adenylate cyclase e. monoamine oxidase

Biology & Microbiology