#Question id: 4601
#Zoology
DDT was once considered a "silver bullet" that would permanently eradicate insect pests. Instead, DDT is largely useless against many insects. Which of these would have prevented this evolution of DDT resistance in insect pests?
#Question id: 4603
#Zoology
Of the following anatomical structures, which is homologous to the bones in the wing of a bird?
#Question id: 4605
#Zoology
Over long periods of time, many cave-dwelling organisms have lost their eyes. Tapeworms have lost their digestive systems. Whales have lost their hind limbs. How can natural selection account for these losses?
#Question id: 4606
#Zoology
Which of the following evidence most strongly supports the common origin of all life on Earth? All organisms ________.
#Question id: 4607
#Zoology
Members of two different species possess a similar-looking structure that they use in a similar way to perform about the same function. Which of the following would suggest that the relationship more likely represents homology instead of convergent evolution?
#Question id: 4608
#Zoology
What must be true of any organ described as vestigial?