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TLS Online TPP Program

#Question id: 4649

Which statement best describes the evolution of pesticide resistance in a population of insects?

#Unit 11. Evolution and Behavior

  1. Individual members of the population slowly adapt to the presence of the chemical by striving to meet the new challenge.

  2. All insects exposed to the insecticide begin to use a formerly silent gene to make a new enzyme that breaks down the insecticide molecules.

  3. Insects observe the behavior of other insects that survive pesticide application, and adjust their own behaviors to copy those of the survivors.

  4. Offspring of insects that are genetically resistant to the pesticide become more abundant as the susceptible insects die off.

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TLS Online TPP Program

#Question id: 28527

#Unit 5. Developmental Biology

 Which of the following  gene encodes an acetyl-CoA carboxylase which crucial for proper patterning of the apical portion of the embryo?
TLS Online TPP Program

#Question id: 11348

#Unit 10. Ecological Principles

Which of the following consumers always kills its resource?
TLS Online TPP Program

#Question id: 2620

#Unit 2. Cellular Organization

Which option is correct about catabolite activator protein binds as
TLS Online TPP Program

#Question id: 29531

#Unit 6. System Physiology – Plant

Which of the following compound act as cues for natural enemies of the insect herbivore, for example parasitic wasps
TLS Online TPP Program

#Question id: 10809

#Unit 6. System Physiology – Plant

Sieve element sap is rich in sugars and other organic molecules, These molecules represent an energy investment for the plant. How their loss be prevented when sieve elements are damaged?