Multiple Choice
Which of the following provides the strongest evidence for evolution from a common ancestor?
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21. Evolution
Evidence of Natural Selection
Back21. Evolution
Evidence of Natural Selection
- Multiple ChoiceWhich of the following provides evidence of the common ancestry of all life?37views
- Multiple ChoiceWhich of the following is considered strong evidence for natural selection in populations?35views
- Multiple ChoiceWhich of the following is considered strong evidence supporting the theory of common descent through natural selection?16views
- Multiple ChoiceWhich type of evidence for evolution is provided by the presence of hip bones in dolphins?62views
- Multiple ChoiceWhich observation best supports evidence that two different species share a common ancestor?66views
- Multiple ChoiceWhich two pieces of fossil evidence support the idea of continental drift?39views
- Multiple ChoiceWhich of the following types of empirical evidence can be used to demonstrate common ancestry among organisms?73views
- Multiple ChoiceWhich of the following is NOT considered evidence for biological evolution?42views
- Multiple Choice
Kale, brussels sprouts, cabbage, broccoli, and kohlrabi are all vegetables that come from selecting for different traits in the wild mustard (Brassica oleracea). For example, to produce kale, humans selected plants with the large leaves. Over repeated generations of selection this led to the modern plant kale. This is an example of:
711views1rank - Multiple Choice
Which statement identifies the main difference between natural selection and artificial selection?
1052views2rank - Multiple Choice
Bedbugs are a pest that has been a nuisance throughout human history. In the 1940s, the widespread introduction of the pesticide DDT allowed people to effectively kill bedbugs at home. However, a mutation in the gene that codes for sodium channels in these insects provided resistance to DDT in some bedbugs. DDT was banned in 1974, but most bedbugs today are still resistant to DDT. What could be an explanation for why most bedbugs still have resistance to DDT?
727views - Multiple Choice
A proposed strategy for combatting the spread of antibiotic resistance is to allow doctors to prescribe only a certain subset of antibiotic drugs and regularly rotate which antibiotics are allowed to be prescribed over several years. Why could this approach limit the spread of antibiotic resistance?
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