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#Question id: 10823


Which of the following statements about symbiotic relationships is true?
#Unit 10. Ecological Principles
  1. In a parasitic relationship, both organisms are harmed
  2. Symbiotic organisms have usually undergone little or no coevolution
  3. A relationship that appears to be commensalistic may in fact be mutualistic or parasitic
  4. The most efficient type of parasite is one that kills its host

Answer:- Option(s): 3


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TLS Online TPP Program

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#Unit 8. Inheritance Biology

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#Unit 7. System Physiology – Animal

What is the resting membrane potential of the sinus nodal fibers?

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#Question id: 1276

#Unit 4. Cell Communication and Cell Signaling

Which of the following does not belong to the major families of cell surface adhesion molecules?

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#Question id: 2089

#Unit 2. Cellular Organization

What type of single-pass membrane protein would contain a hydrophobic membrane spanning alpha-helix?

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#Question id: 5033

#Unit 11. Evolution and Behavior

Which of the following statements is correct in regard to Homo erectus?

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