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TLS Online TPP Program

#Question id: 12286

Keystone predators can maintain species diversity in a community if they

#Unit 10. Ecological Principles
  1. Competitively exclude other predators.
  2. Prey on the community's dominant species. 
  3. Allow immigration of other predators.
  4. Reduce the number of disruptions in the community.
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TLS Online TPP Program

#Question id: 18865

#Unit 13. Methods in Biology

The NA value of an oil immersion objective lens is___________.
TLS Online TPP Program

#Question id: 662

#Unit 1. Molecules and their Interaction Relevant to Biology

________ received a Nobel Prize in 1964 for determining the structure of vitamin B12. He/she also solved the structure of penicillin in 1947 and developed many techniques used in the study of large proteins.
TLS Online TPP Program

#Question id: 5300

#Unit 11. Evolution and Behavior

What is metagenomics?
TLS Online TPP Program

#Question id: 19124

#Unit 12. Applied Biology

Biosensor is a sensing device. It senses biomolecules by sensing
1. The interaction produces some detectable physical change that is measured and converted into an electrical signal
2. The interaction produces some detectable physical change that is measured and converted into ions.
3. B. The interaction produces some detectable physical change that is measured and converted into enzyme
Which of the following above statements are true for biosensor?
TLS Online TPP Program

#Question id: 16498

#Unit 12. Applied Biology

Chromosomal gene of agrobacterium needed for an optimal expression of vir genes of pTi