According to Darwinian evolution, there must be variation and selection. In the evolution of large claws in lobsters:  What trait(s) might have been variable?

Biology Today and Tomorrow without Physiology (MindTap Course List)
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ISBN:9781305117396
Author:Cecie Starr, Christine Evers, Lisa Starr
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Chapter12: Processes Of Evolution
Section: Chapter Questions
Problem 4CT
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  1. According to Darwinian evolution, there must be variation and selection. In the evolution of large claws in lobsters: 
  1. What trait(s) might have been variable? 

 

 

 

 

 

 

  1. What factors might have resulted in members of the population being selected? 

 

 

 

 

 

 

 

 

  1. Speculate about why predatory cats such as the lion and the leopard have not evolved to be as fast as the cheetah. 

 

 

 

 

 

 

 

 

  1. The elephant has evolved to be a great size, while the mouse has evolved to be relatively small. Explain how natural selection might favour a different size in each mammal species. 

 

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