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TLS Online TPP Program

#Question id: 10839

Which of the following statements about plants and herbivores is true?

#Section 2: Evolution
  1. Primary compounds tend to be more toxic than secondary compounds
  2. Secondary compounds are toxic to all herbivores
  3. Algae as well as plants produce toxic chemical compounds
  4. Herbivores that can tolerate a particular secondary compound usually feed on a wide variety of plant species
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TLS Online TPP Program

#Question id: 4658

#Section 2: Evolution

Members of two different species possess a similar-looking structure that they use in a similar fashion to perform the same function. Which information would best help distinguish between an explanation based on homology versus one based on convergent evolution?
TLS Online TPP Program

#Question id: 4698

#Section 2: Evolution

It has been observed that organisms on islands are different from, but closely related to, similar forms found on the nearest continent. This is taken as evidence that
TLS Online TPP Program

#Question id: 4699

#Section 2: Evolution

The theory of evolution is most accurately described as
TLS Online TPP Program

#Question id: 4700

#Section 2: Evolution

Which of the following is not an observation or inference on which natural selection is based?
TLS Online TPP Program

#Question id: 4703

#Section 2: Evolution

Within a few weeks of treatment with the drug 3TC, a patientʹs HIV population consists entirely of 3TC-resistant viruses. How can this result best be explained?
TLS Online TPP Program

#Question id: 4705

#Section 2: Evolution

Darwin and Wallace's theory of evolution by natural selection was revolutionary because it ________.