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TLS Online TPP Program

#Question id: 15387

How might the results of Bernard Davis's U tube experiment have been different if each strain were only mutant for a single gene?

#Unit 8. Inheritance Biology
  1. There would be no difference.
  2. Transformation by small pieces of DNA could restore gene function.
  3. Conjugation would not be required to change the phenotype of the bacterial strains.
  4. B AND C
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TLS Online TPP Program

#Question id: 11329

#Unit 10. Ecological Principles

Which of the following aquatic systems is like a tropical rain forest because of its richness of biological production and diversity of inhabitants?
TLS Online TPP Program

#Question id: 7112

#Unit 5. Developmental Biology

Although the vertebrate body plan outwardly displays a mirror-image symmetry with regard to left and right, the internal organs are not symmetrical. How does this left-right asymmetry develop?
TLS Online TPP Program

#Question id: 14735

#Unit 2. Cellular Organization

Large surface are a to volume ratio of bacterial cell give advantage for
TLS Online TPP Program

#Question id: 824

#Unit 1. Molecules and their Interaction Relevant to Biology

why comparisons of the X-ray structures of hyperthermophilic enzymes with their mesophilic counterparts have failed to reveal any striking differences between them?
TLS Online TPP Program

#Question id: 31318

#Unit 6. System Physiology – Plant

Loss of function of which gene will inhibit infection of plant cell by Agrobacterium