If a population speciates in thabsencof a physical barrier it is known as
A) sympatric speciation.
B) disruptive selection.
C) directional selection.
D) hybrid sterility.
E) allopatric speciation.
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Q59: A small group of fish getting trappein
Q60: Which is not a prezygotic mechanism?
A)individuals living
Q61: Which is NOT a kingdorecognizeby thscientific community?
A)plantae
B)animalia
C)protista
D)fungi
E)all
Q62: Predator hunting tactics anprey defensmechanisms arexamples of
A)mutualism.
B)competition.
C)coevolution.
D)disruptive
Q63: How many kingdoms arcurrently recognizeby thscientific community?
A)3
B)4
C)5
D)6
E)7
Q65: What is thsciencof naming anclassifying species called?
A)taxonomy
B)evolution
C)biogeography
D)herpetology
E)plate
Q66: A changin chromosomnumber during fertilization can leato
A)sympatric
Q67: Nondisjunction of chromosomes during meiosis can leato
A)directional
Q68: Thvariation of cichlispecies in LakVictoria is duto
A)directional
Q69: A _ is a structural modification that
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