Biology, 07.03.2020 04:18 aaroneduke8933
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?A) All habitats should have received applications of DDT at about the same time. B) The frequency of DDT application should have been higher. C) None of the insect pests would have genetic variations that resulted in DDT resistance. D) DDT application should have been continual.
Answers: 1
Biology, 22.06.2019 03:40
Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.
Answers: 2
Biology, 22.06.2019 13:00
Why is the statement not a hypothesis? sunflowers require soil and plenty of sunlight and water to grow and thrive.
Answers: 3
DDT was once considered a "silver bullet" that would permanently eradicate insect pests. Instead, DD...
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