A factor that is always necessary for the formation of a new spieces is  reproduction at different times geographic barriers different mating behaviors reproductive isolation   Genetic differences between population tend to be reduced by  mutation the bottleneck effect gene flow the founder effect   Which of the following factor would not contribute to allopatric speciation a population is geographically separated, leaving one small population in which genetic drift occurs different mutations begin to distinguish the gene pools of the separated populations a population becomes geographically isolated from the original population gene flow between the two separated populations continues to occur an isolated population is exposed to different selective pressures than the original population

Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN:9781305073951
Author:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Chapter17: Processes Of Evolution
Section: Chapter Questions
Problem 10SQ: The difference between sympatric and parapatric speciation is ___. a. parapatric speciation occurs...
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A factor that is always necessary for the formation of a new spieces is 

reproduction at different times

geographic barriers

different mating behaviors

reproductive isolation

 

Genetic differences between population tend to be reduced by 

mutation

the bottleneck effect

gene flow

the founder effect

 

Which of the following factor would not contribute to allopatric speciation

a population is geographically separated, leaving one small population in which genetic drift occurs

different mutations begin to distinguish the gene pools of the separated populations

a population becomes geographically isolated from the original population

gene flow between the two separated populations continues to occur

an isolated population is exposed to different selective pressures than the original population

 

Male lion having a mane while female lion is an example of 

intrasexual selection

hybridization

intersexual selection

sexual dimorphism

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