#Question id: 4590
#Zoology
Which of the following statements describe evolution?
#Question id: 4591
#Zoology
Which of the following factors could cause a surge in population size?
#Question id: 4592
#Zoology
Which of the following statements describe the effect of evolution on a population?
#Question id: 4593
#Zoology
Which of Darwin's ideas had the strongest connection to his reading of Malthus's essay on human population growth?
#Question id: 4594
#Zoology
Which one of the following observations did Darwin first make during his discovery of evolution?
#Question id: 4599
#Zoology
Many crustaceans (for example, lobsters, shrimp, and crayfish) use their tails to swim, but crabs have reduced tails that curl under their shells and are not used in swimming. This is an example of ________.