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TLS Online TPP Program

#Question id: 4650

DDT was once considered a ʺsilver bulletʺ that would permanently eradicate insect pests. Today, instead, DDT is largely useless against many insects. Which of these would have been required for this pest eradication effort to be successful in the long run?

#XL - S Microbiology

  1. Larger doses of DDT should have been applied.

  2. All habitats should have received applications of DDT at about the same time.

  3. The frequency of DDT application should have been higher.

  4. None of the individual insects should have possessed genomes that made them resistant to DDT.

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TLS Online TPP Program

#Question id: 3657

#XL - S Microbiology

Mutations in excision repair genes or a translesion DNA polymerase cause:
TLS Online TPP Program

#Question id: 1562

#XL - S Microbiology

________ are cells of the mammalian innate immune response that help destroy tumors.
TLS Online TPP Program

#Question id: 20107

#XL - P Chemistry

The spontaneous flow of heat is always
TLS Online TPP Program

#Question id: 19856

#XL - P Chemistry

According to Bohr’s model of the atom, an electron can revolve around the atomic nucleus in a suitable orbit without emitting energy if its orbit
TLS Online TPP Program

#Question id: 3472

#XL - T Zoology

Which of the following is incorrect statement?