Multiple Choice
Which statement is true about speciation on island archipelagos?
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23. Speciation
Introduction to Speciation
Back23. Speciation
Introduction to Speciation
- Multiple ChoiceWhich of the following isolating mechanisms is considered postzygotic?482views
- Multiple ChoiceWhat type of isolation occurs when the timing of reproduction is different between two populations?578views
- Multiple ChoiceWhich of the following is not a type of prezygotic reproductive barrier?343views
- Multiple ChoiceWhich of the following does NOT tend to promote speciation?18views
- Multiple ChoiceSpeciation can occur as a result of geographic isolation because:24views
- Multiple ChoiceHow does speciation begin to occur on a genetic level between two isolated populations?339views
- Multiple ChoiceWhich of these statements best defines speciation?24views
- Multiple ChoiceWhich of the following scenarios best describes allopatric speciation?23views
- Multiple ChoiceWhich term describes the formation of new species in populations that live in the same geographic area?24views
- Textbook Question
Which of the following factors would be the most likely to contribute to allopatric speciation?
a. The separated population is large, and genetic drift occurs.
b. Selection pressures in the isolated population are similar to those in the ancestral population.
c. Gene flow between the two populations is extensive.
d. Different mutations begin to distinguish the gene pools of the separated populations.
215views - Multiple ChoiceWhich event typically occurs prior to speciation?485views
- Multiple ChoiceIf a geographic barrier that separated two populations of squirrels is removed, under which condition would the populations most likely be able to interbreed successfully?25views
- Multiple ChoiceA lion and a tiger mate and produce a sterile offspring. What is this offspring referred to as?22views
- Multiple ChoiceWhich of the following is NOT a type of intrinsic reproductive isolation?21views